/* =================================================================================================
* 
*
* Javascript library responsible for the semi-transparent multi-level dropdown menus
*
* Copyright 2003, Aaron Boodman (aaron@youngpup.net)
* =================================================================================================
* "Can I use this?"
* 
* Use of this library is governed by the Creative Commons Attribution-NonCommercial-ShareAlike 1.0
* License. You can check it out at: http://creativecommons.org/licenses/by-nc-sa/1.0
*
* Basically:
* - You may copy, distribute, and eat this code as you wish. But you must give me credit for 
* writing it. You may not misrepresent yourself as the author of this code.
* - You may not use this code in a commercial setting without prior consent from me.
* - If you make changes to this code, you must make the changes available under a license like
* this one.
* =================================================================================================
* "It's kinda hard to read, though"
*
* The uncompressed, commented version of this script can be found at: 
* http://youngpup.net/code/DropDowns
* ============================================================================================== */

/* Added by Matthew Arieta Sept 15th 2004 */

var IE = (document.all) ? 1 : 0;
var dObj = "all."; var stlObj = ".style";

function sMnu(tDiv) {
	document.getElementById(tDiv).style.visibility = "visible";
}

function hMnu(tDiv) {
	document.getElementById(tDiv).style.visibility = "hidden";
}

function hideForm() {
	if (IE && document.getElementById('dhtml_patch')) {
		hMnu('dhtml_patch');
	}
	// Dave's additions to handle select boxes...
	if (IE) {
		var select_boxes = document.getElementsByTagName("select");
		for(var i = 0; i < select_boxes.length; i++) {  // Loop through the returned tags
			if (select_boxes[i].className.indexOf('hideForMenu') >= 0)
				select_boxes[i].style.visibility = "hidden";
		} 
	}
}

function showForm() {
	if (IE && document.getElementById('dhtml_patch')) {
		sMnu('dhtml_patch');
	}
	// Dave's additions to handle select boxes...
	if (IE) {
		var select_boxes = document.getElementsByTagName("select");
		for(var i = 0; i < select_boxes.length; i++) {  // Loop through the returned tags
			if (select_boxes[i].className.indexOf('hideForMenu') >= 0)
				select_boxes[i].style.visibility = "visible";
		} 
	}
}

DropDown.spacerGif = "/images/spacer.gif"; 
DropDown.dingbatOn = "/images/spacer.gif"; 
DropDown.dingbatOff = "/images/spacer.gif"; 
DropDown.dingbatSize = 0; 
DropDown.menuPadding = 1; 
DropDown.itemPadding = 5; 
DropDown.shadowSize = 0; 
DropDown.shadowOffset = 0; 
DropDown.shadowColor = "#ffffff"; 
DropDown.shadowPng = "/images/spacer.gif"; 
DropDown.backgroundColor = "#ffffff"; //main menu bg color
DropDown.backgroundPng = "/images/spacer.gif"; 
DropDown.hideDelay = 1000; 
DropDown.slideTime = 200; 

DropDown.reference = {topLeft:1,topRight:2,bottomLeft:3,bottomRight:4};
DropDown.direction = {down:1,right:2};
DropDown.registry = [];
DropDown._maxZ = 100;

DropDown.isSupported = function() {
    if (typeof DropDown.isSupported.r == "boolean") 
        return DropDown.isSupported.r;
        var ua = navigator.userAgent.toLowerCase();
        var an = navigator.appName;
        var r = false;
    if (ua.indexOf("gecko") > -1) r = true; 
    else if (an == "Microsoft Internet Explorer") {
        if (document.getElementById) r = true; 
    }
    else if (an == "Opera") {
        if (document.getElementById) r = true; 
    }
    DropDown.isSupported.r = r;
    return r;
}

DropDown.initialize = function() {
    for (var i = 0, menu = null; menu = this.registry[i]; i++) {
        menu.initialize();
    }
}

DropDown.renderAll = function() {
    var aMenuHtml = [];
    for (var i = 0, menu = null; menu = this.registry[i]; i++) {
        aMenuHtml[i] = menu.toString();
    }
    document.write(aMenuHtml.join(""));
}

function DropDown(oActuator, iDirection, iLeft, iTop, iReferencePoint, parentMenuSet) {

    this.addItem = addItem;
    this.addMenu = addMenu;
    this.toString = toString;
    this.initialize = initialize;
    this.isOpen = false;
    this.show = show;
    this.hide = hide;
    this.items = [];

    this.onactivate = new Function(); 
    this.ondeactivate = new Function(); 
    this.onmouseover = new Function(); 
    this.onqueue = new Function(); 
    this.index = DropDown.registry.length;

    DropDown.registry[this.index] = this;

    var id = "DropDown" + this.index;
    var contentHeight = null;
    var contentWidth = null;
    var childMenuSet = null;
    var animating = false;
    var childMenus = [];
    var slideAccel = -1;
    var elmCache = null;
    var ready = false;
    var _this = this;
    var a = null;
    
    
    
    var pos = iDirection == DropDown.direction.down ? "top" : "left";
    var menuDirection = "right";
    var offSet = "";
    
    if(this.index==6){
        //pos = "right";
        iLeft = -25;
        offSet = 27;
        menuDirection = "left";
    }
    
    
    
    
    var dim = null;

    function addItem(sText, sUrl) {
        var item = new DropDownItem(sText, sUrl, this);
        item._index = this.items.length;
        this.items[item._index] = item;
    }

    function addMenu(oMenuItem) {
        if (!oMenuItem.parentMenu == this) throw new Error("Cannot add a menu here");
        if (childMenuSet == null) childMenuSet = new DropDownSet(DropDown.direction.right, 1, 0, DropDown.reference.topRight);
            var m = childMenuSet.addMenu(oMenuItem);
            childMenus[oMenuItem._index] = m;
            m.onmouseover = child_mouseover;
            m.ondeactivate = child_deactivate;
            m.onqueue = child_queue;
        return m;
    }
    function initialize() {
        initCache();
        initEvents();
        initSize();
        ready = true;
    }

    function show() {
        if (ready) {
            _this.isOpen = true;
            animating = true;
            setContainerPos();
            elmCache["clip"].style.visibility = "visible";
            elmCache["clip"].style.zIndex = DropDown._maxZ++;
            slideStart();
            _this.onactivate();
        }
    }

    function hide() {
        if (ready) {
            _this.isOpen = false;
            animating = true;
            for (var i = 0, item = null; item = elmCache.item[i]; i++) 
            dehighlight(item);
            if (childMenuSet) childMenuSet.hide();
            slideStart();
            _this.ondeactivate();
        }
    }

    function setContainerPos() {
        var sub = oActuator.constructor == DropDownItem; 
        var act = sub ? oActuator.parentMenu.elmCache["item"][oActuator._index] : oActuator; 
        var el = act;
        var x = 0;
        var y = 0;
        var minX = 0;
        var maxX = (window.innerWidth ? window.innerWidth : document.body.clientWidth) - parseInt(elmCache["clip"].style.width);
        var minY = 0;
        var maxY = (window.innerHeight ? window.innerHeight : document.body.clientHeight) - parseInt(elmCache["clip"].style.height);

        while (sub ? el.parentNode.className.indexOf("DropdownMenu") == -1 : el.offsetParent) {
            x += el.offsetLeft;
            y += el.offsetTop;
            if (el.scrollLeft) x -= el.scrollLeft;
            if (el.scrollTop) y -= el.scrollTop;
            el = el.offsetParent;
        }
        
        if (oActuator.constructor == DropDownItem) {
            x += parseInt(el.parentNode.style.left);
            y += parseInt(el.parentNode.style.top);
        }
        
        switch (iReferencePoint) {
            case DropDown.reference.topLeft:
                break;
            
            case DropDown.reference.topRight:
                x += act.offsetWidth;
                break;
            
            case DropDown.reference.bottomLeft:
                y += act.offsetHeight;
                break;
        
            case DropDown.reference.bottomRight:
                x += act.offsetWidth;
                y += act.offsetHeight;
                break;
        }

        x += iLeft;
        y += iTop;
        x = Math.max(Math.min(x, maxX), minX);
        y = Math.max(Math.min(y, maxY), minY);
        elmCache["clip"].style.left = x + "px";
        elmCache["clip"].style.top = y + "px";
    }

    function slideStart() {
        var x0 = parseInt(elmCache["content"].style[pos]);
        var x1 = _this.isOpen ? 0 : -dim;
        if (a != null) a.stop();
        a = new Accelimation(x0, x1, DropDown.slideTime, slideAccel);
        a.onframe = slideFrame;
        a.onend = slideEnd;
        a.start();
    }

    function slideFrame(x) {
        elmCache["content"].style[pos] = x + "px";
    }

    function slideEnd() {
        if (!_this.isOpen) elmCache["clip"].style.visibility = "hidden";
        animating = false;
    }

    function initSize() {

        var ow = elmCache["items"].offsetWidth;
        var oh = elmCache["items"].offsetHeight;
        var ua = navigator.userAgent.toLowerCase();

        elmCache["clip"].style.width = ow + DropDown.shadowSize + 2 + "px";
        elmCache["clip"].style.height = oh + DropDown.shadowSize + 2 + "px";

        elmCache["content"].style.width = ow + DropDown.shadowSize + "px";
        elmCache["content"].style.height = oh + DropDown.shadowSize + "px";
        contentHeight = oh + DropDown.shadowSize;
        contentWidth = ow + DropDown.shadowSize;
        dim = iDirection == DropDown.direction.down ? contentHeight : contentWidth;

        elmCache["content"].style[pos] = -dim - DropDown.shadowSize + "px";
        elmCache["clip"].style.visibility = "hidden";

        if (ua.indexOf("mac") == -1 || ua.indexOf("gecko") > -1) {

            elmCache["background"].style.width = ow + "px";
            elmCache["background"].style.height = oh + "px";
            elmCache["background"].style.backgroundColor = DropDown.backgroundColor;
            elmCache["background"].style.width="0px"
            elmCache["background"].style.height="0px"
            elmCache["shadowRight"].style.left = ow + "px";
            elmCache["shadowRight"].style.height = oh - (DropDown.shadowOffset - DropDown.shadowSize) + "px";
            elmCache["shadowRight"].style.backgroundColor = DropDown.shadowColor;
            elmCache["shadowBottom"].style.top = oh + "px";
            elmCache["shadowBottom"].style.width = ow - DropDown.shadowOffset + "px";
            elmCache["shadowBottom"].style.backgroundColor = DropDown.shadowColor;
        
        } else {

            elmCache["background"].firstChild.src = DropDown.backgroundPng;
            elmCache["background"].firstChild.width = ow;
            elmCache["background"].firstChild.height = oh;
            elmCache["shadowRight"].firstChild.src = DropDown.shadowPng;
            elmCache["shadowRight"].style.left = ow + "px";
            elmCache["shadowRight"].firstChild.width = DropDown.shadowSize;
            elmCache["shadowRight"].firstChild.height = oh - (DropDown.shadowOffset - DropDown.shadowSize);
            elmCache["shadowBottom"].firstChild.src = DropDown.shadowPng;
            elmCache["shadowBottom"].style.top = oh + "px";
            elmCache["shadowBottom"].firstChild.height = DropDown.shadowSize;
            elmCache["shadowBottom"].firstChild.width = ow - DropDown.shadowOffset;
            
        }
    }

    function initCache() {
        var menu = document.getElementById(id);
        var all = menu.all ? menu.all : menu.getElementsByTagName("*"); 
        elmCache = {};
        elmCache["clip"] = menu;
        elmCache["item"] = [];
        for (var i = 0, elm = null; elm = all[i]; i++) {
            switch (elm.className) {
                case "items":
                case "content":
                case "background":
                case "shadowRight":
                case "shadowBottom":
                    elmCache[elm.className] = elm;
                    break;
                case "item":
                    elm._index = elmCache["item"].length;
                    elmCache["item"][elm._index] = elm;
                    break;
        }
    }

    _this.elmCache = elmCache;
}

function initEvents() {
    for (var i = 0, item = null; item = elmCache.item[i]; i++) {
        item.onmouseover = item_mouseover;
        item.onmouseout = item_mouseout;
        item.onclick = item_click;
    }

    if (typeof oActuator.tagName != "undefined") {
        oActuator.onmouseover = actuator_mouseover;
        oActuator.onmouseout = actuator_mouseout;
    }

    elmCache["content"].onmouseover = content_mouseover;
    elmCache["content"].onmouseout = content_mouseout;
}

function highlight(oRow) {
    oRow.className = "item hover";
    if (childMenus[oRow._index]) 
    oRow.lastChild.firstChild.src = DropDown.dingbatOn;
}

function dehighlight(oRow) {
    oRow.className = "item";
    if (childMenus[oRow._index]) 
    oRow.lastChild.firstChild.src = DropDown.dingbatOff;
}

function item_mouseover() {
    if (!animating) {
        highlight(this);
        if (childMenus[this._index]) 
        childMenuSet.showMenu(childMenus[this._index]);
        else if (childMenuSet) childMenuSet.hide();
    }
}

function item_mouseout() {
    if (!animating) {
    if (childMenus[this._index])
        childMenuSet.hideMenu(childMenus[this._index]);
    else 
        dehighlight(this);
    }
}

function item_click() {
	var ua = navigator.userAgent.toLowerCase();
	var an = navigator.appName;
	
	if (an == "Microsoft Internet Explorer") {
		if (ua.indexOf("6.0") > -1 || ua.indexOf("7.0") > -1){
			var ie6=true;
		}
	} else {
		ie6=false;
	}
	if (!animating) {
		setHref = true
		thisIndex = this._index	
		if (ie6){	//ie 6 doubles index for some reason???
			if (thisIndex % 2 == 0){
				thisIndex = thisIndex/2
			} else {
				setHref = false
			}	
		}	
		if (setHref) {
			if (_this.items[thisIndex].url) {
				location.href = _this.items[thisIndex].url;
			}
		}	
	}
}

function actuator_mouseover() {
    parentMenuSet.showMenu(_this);
}

function actuator_mouseout() {
    parentMenuSet.hideMenu(_this);
}

function content_mouseover() {
    if (!animating) {
        parentMenuSet.showMenu(_this);
        _this.onmouseover();
    }
}

function content_mouseout() {
    if (!animating) {
        parentMenuSet.hideMenu(_this);
    }
}

function child_mouseover() {
    if (!animating) {
        parentMenuSet.showMenu(_this);
    }
}

function child_deactivate() {
    for (var i = 0; i < childMenus.length; i++) {
        if (childMenus[i] == this) {
            dehighlight(elmCache["item"][i]);
            break;
        }
    }
}

function child_queue() {
    parentMenuSet.hideMenu(_this);
}

function toString() {
    var aHtml = [];
    var sClassName = "DropdownMenu" + (oActuator.constructor != DropDownItem ? " top" : "");
    
    for (var i = 0, item = null; item = this.items[i]; i++) {
        aHtml[i] = item.toString(childMenus[i]);
    }
    
    //this section sets the width of the tab for the drop down top line (need to dynamically resize container, but not tab)
    //lg 1.10.08
    var divWidth = new Array();
    var divId;
    divId = id.replace(/DropDown/, "");
    //about autism
    divWidth[0] = 116;
    //about the foundation
    divWidth[1] = 163;
    //grants
    divWidth[2] = 75;
    //events
    divWidth[3] = 73;
    //get involved
    divWidth[4] = 111;
    //programs
    divWidth[5] = 87;
    //donate
    divWidth[6] = 108;
    
    //this is the html for the actual dropdown container shell
    if(this.index==6){
        //build new top two rows for last item in top nav...overhangs edge of site, so must flip to change direction...
        strTopRow = '<tr>' +
		                '<td valign="top">' +
			                '<table cellpadding="0" cellspacing="0" border="0" width="100%">' +
				                '<tr>' +
				                    '<td valign="top" width="100%"><img src="/images/spacer.gif" width="1" height="3"></td>' +
					                '<td valign="top" width="3"><img src="/images/mnuTL.gif" width="3" height="9"></td>' +
					                '<td valign="top" width="' + eval(divWidth[divId]+offSet) + '" bgcolor="#ffffff"><img src="/images/spacer.gif" width="' + eval(divWidth[divId]+offSet) + '" height="6"></td>' +
					                '<td valign="top" width="3"><img src="/images/mnuTR.gif" width="3" height="9"></td>' +
				                '</tr>' +
			                '</table>' +
		                '</td>' +
	                '</tr>' +
	                '<tr>' +
                        '<td valign="top">' +
	                        '<table cellpadding="0" cellspacing="0" border="0" width="100%">' +
		                        '<tr>' +
			                        '<td valign="top" width="4"><img src="/images/mnuTLL.gif" width="4" height="3"></td>' +
			                        '<td valign="top" width="100%" bgcolor="#bc5558"><img src="/images/spacer.gif" width="1" height="3"></td>' +
			                        '<td valign="top" width="4" bgcolor="#ffffff"><img src="/images/mnuTLChunk.gif" width="4" height="3"></td>' +
			                        '<td valign="top" width="' + eval(divWidth[divId] +offSet) + '" bgcolor="#ffffff"><img src="/images/spacer.gif" width="' + eval(divWidth[divId] +offSet ) + '" height="3"></td>' +
			                        '<td valign="top" width="3" bgcolor="#bc5558" align="right"><img src="/images/spacer.gif" width="3" height="3"></td>' +
		                        '</tr>' +
	                        '</table>' +
                        '</td>' +
                    '</tr>'
    } else {
        //regular top level item
        strTopRow = '<tr>' +
		                '<td valign="top">' +
			                '<table cellpadding="0" cellspacing="0" border="0" width="' + eval(divWidth[divId]) + '">' +
				                '<tr>' +
					                '<td valign="top" width="3"><img src="/images/mnuTL.gif" width="3" height="9"></td>' +
					                '<td valign="top" width="' + eval(divWidth[divId] - 6 ) + '" bgcolor="#ffffff"><img src="/images/spacer.gif" width="' + eval(divWidth[divId] - 6 ) + '" height="6"></td>' +
					                '<td valign="top" width="3"><img src="/images/mnuTR.gif" width="3" height="9"></td>' +
				                '</tr>' +
			                '</table>' +
		                '</td>' +
	                '</tr>' +
		            '<tr>' +
                        '<td valign="top">' +
	                        '<table cellpadding="0" cellspacing="0" border="0" width="100%">' +
		                        '<tr>' +
			                        '<td valign="top" width="3" bgcolor="#bc5558"><img src="/images/spacer.gif" width="3" height="3"></td>' +
			                        '<td valign="top" width="' + eval(divWidth[divId] - 6 ) + '" bgcolor="#ffffff"><img src="/images/spacer.gif" width="' + eval(divWidth[divId] - 6 ) + '" height="3"></td>' +
			                        '<td valign="top" width="4"><img src="/images/mnuTRChunk.gif" width="4" height="3"></td>' +
			                        '<td valign="top" width="100%" bgcolor="#bc5558"><img src="/images/spacer.gif" width="1" height="3"></td>' +
			                        '<td valign="top" width="4" align="right"><img src="/images/mnuTRR.gif" width="4" height="3"></td>' +
		                        '</tr>' +
	                        '</table>' +
                        '</td>' +
                    '</tr>'
    }
    //proceed building menu container
    return  '<div id="' + id + '" class="' + sClassName + '">' + 
                '<div class="content" style="position:relative;z-index:1000;margin:0px;padding:0px;">' +
	                '<table class="items" cellpadding="0" cellspacing="0" border="0" width="' + eval(divWidth[divId]) + '" style="padding:0px;">' + 
                        strTopRow +		                
		                '<tr>' +
			                '<td valign="top">' +
				                '<table cellpadding="0" cellspacing="0" border="0" width="100%">' +
					                '<tr>' +
						                '<td valign="top" style="background-color: #bb5555;" width="3"><img src="/images/spacer.gif" width="3" height="1" /></td>' +
						                '<td valign="top" style="background-color: #ffffff;">' +
							                '<table border="0" cellpadding="0" cellspacing="0" width="' + eval(divWidth[divId]) + '">' +
								                '<tr>' +
								                    '<td valign="top"><img src="/images/spacer.gif" width="5" height="1">' +
									                '<td valign="top" width="' + eval(divWidth[divId]) + '"  height="20">' +
										                '<table border="0" cellpadding="0" cellspacing="0" width="' + eval(divWidth[divId]) + '" height="20">' +
											                //start adding menu items inside here
											                aHtml.join('') + 
										                '</table>' +
									                '</td>' +
								                '</tr>' + 
							                '</table>' + 
						                '</td>' +
						                '<td valign="top" style="background-color: #bb5555;" width="3"><img src="/images/spacer.gif" width="3" height="1" /></td>' +
					                '</tr>' +
				                '</table>' +
			                '</td>' +
	                   '</tr>'+
	                   '<tr>'+
	   		                '<td valign="top">'+
				                '<table cellpadding="0" cellspacing="0" border="0" height="3" width="100%">'+
					                '<tr>'+
						                '<td><img src="images/mmenuBtmLeft.gif" width="4" height="3" /></td>'+
						                '<td width="100%" height="3" style="background-color: #bb5555;"><img src="images/spacer.gif" height="3" /></td>'+
						                '<td><img src="images/mmenuBtmRight.gif" width="4" height="3" /></td>'+
				                   '</tr>'+
				                '</table>'+
			                '</td>'+
		                '</tr>'+
	                '</table>' + 
	                '<div class="shadowBottom"></div>' + 
	                '<div class="shadowRight"></div>' + 
	                '<div class="background"></div>' + 
                '</div>' +
            '</div>';
    }
}

DropDownSet.registry = [];

function DropDownSet(iDirection, iLeft, iTop, iReferencePoint) {
    this.addMenu = addMenu;
    this.showMenu = showMenu;
    this.hideMenu = hideMenu;
    this.hide = hide;

    var menus = [];
    var _this = this;
    var current = null;
    this.index = DropDownSet.registry.length;
    DropDownSet.registry[this.index] = this;

    function addMenu(oActuator) {
        var m = new DropDown(oActuator, iDirection, iLeft, iTop, iReferencePoint, this);
        menus[menus.length] = m;
        return m;
    }
    
    function showMenu(oMenu) {
        if (oMenu != current) {
        if (current != null) hide(current); 
            current = oMenu;
            oMenu.show();
            hideForm(); //MA
        } else {
            cancelHide(oMenu);
        }
    }
    
    function hideMenu(oMenu) {
        if (current == oMenu && oMenu.isOpen) {
            if (!oMenu.hideTimer) scheduleHide(oMenu);
        }
    }
    
    function scheduleHide(oMenu) {
        oMenu.onqueue();
        oMenu.hideTimer = window.setTimeout("DropDownSet.registry[" + _this.index + "].hide(DropDown.registry[" + oMenu.index + "])", DropDown.hideDelay);
    }
    
    function cancelHide(oMenu) {
        if (oMenu.hideTimer) {
            window.clearTimeout(oMenu.hideTimer);
            oMenu.hideTimer = null;
        }
    }
    
    function hide(oMenu) { 
        if (!oMenu && current) oMenu = current;
            if (oMenu && current == oMenu && oMenu.isOpen) {
                cancelHide(oMenu);
                current = null;
                oMenu.hideTimer = null;
                oMenu.hide();
                showForm(); //MA
            }
        }
    }

    var x = 0;
    var numLines = 0;
    var setNum = 0;
    var j = 0;

    function DropDownItem(sText, sUrl, oParent) {
        var z = oParent.items.length;
        this.toString = toString;
        this.text = sText;
        this.url = sUrl;
        this.parentMenu = oParent;
        
            function toString(bDingbat) {

                var ua = navigator.userAgent.toLowerCase();
                var an = navigator.appName;

                if (an == "Microsoft Internet Explorer") {
                    if (ua.indexOf("7.0") > -1 || ua.indexOf("6.0") > -1){
                        var ie7=true;
                    }
                } else {
                    ie7=false;
                }
                
                var sDingbat = bDingbat ? DropDown.dingbatOff : DropDown.spacerGif;
                var iEdgePadding = DropDown.itemPadding + DropDown.menuPadding;
                var sPaddingLeft = "padding:" + DropDown.itemPadding + "px; padding-left:" + iEdgePadding + "px;"
                var sPaddingRight = "padding:" + DropDown.itemPadding + "px; padding-right:" + iEdgePadding + "px;"
                
                //used for dividers between items
                /*if(z>0){
                    row = '<tr><td valign="top" colspan="2" bgcolor="#cacaca" height="1"><img src="images/spacer.gif" width="1" height="1"></td></tr>';
                } else {
                    row ="";
                }
                if(z==0){
                    r2 = '<tr><td valign="top" colspan="2" bgcolor="#cacaca" height="1"><img src="images/spacer.gif" width="1" height="1"></td></tr>';
                } else {
                    r2 ="";
                }*/

                if(ie7){
                    return  '<tr class="item"><td nowrap style="padding-left:5px;padding-top:1px;padding-bottom:1px;padding-right:8px;white-space:nowrap;width:100%;" class="item">' + sText + '</td></tr>';
                } else {
                    return '<tr class="item"><td height="20" nowrap style="' + sPaddingLeft + 'padding-right:8px;">' + sText + '</td></tr>';
                }

            }
    }

    function Accelimation(from, to, time, zip) {
        if (typeof zip == "undefined") zip = 0;
        if (typeof unit == "undefined") unit = "px";
        this.x0 = from;
        this.x1 = to;
        this.dt = time;
        this.zip = -zip;
        this.unit = unit;
        this.timer = null;
        this.onend = new Function();
        this.onframe = new Function();
    }

    Accelimation.prototype.start = function() {
        this.t0 = new Date().getTime();
        this.t1 = this.t0 + this.dt;
        var dx = this.x1 - this.x0;
        this.c1 = this.x0 + ((1 + this.zip) * dx / 3);
        this.c2 = this.x0 + ((2 + this.zip) * dx / 3);
        Accelimation._add(this);
    }

    Accelimation.prototype.stop = function() {
        Accelimation._remove(this);
    }

    Accelimation.prototype._paint = function(time) {
        if (time < this.t1) {
            var elapsed = time - this.t0;
            this.onframe(Accelimation._getBezier(elapsed/this.dt,this.x0,this.x1,this.c1,this.c2));
        }
        else this._end();
        }

    Accelimation.prototype._end = function() {
        Accelimation._remove(this);
        this.onframe(this.x1);
        this.onend();
    }

    Accelimation._add = function(o) {
        var index = this.instances.length;
        this.instances[index] = o;

        if (this.instances.length == 1) {
            this.timerID = window.setInterval("Accelimation._paintAll()", this.targetRes);
        }
    }

    Accelimation._remove = function(o) {
        for (var i = 0; i < this.instances.length; i++) {
            if (o == this.instances[i]) {
                this.instances = this.instances.slice(0,i).concat( this.instances.slice(i+1) );
                break;
        }
    }

    if (this.instances.length == 0) {
        window.clearInterval(this.timerID);
        this.timerID = null;
    }
}

Accelimation._paintAll = function() {
    var now = new Date().getTime();
    for (var i = 0; i < this.instances.length; i++) {
        this.instances[i]._paint(now);
    }
}

Accelimation._B1 = function(t) { return t*t*t }
Accelimation._B2 = function(t) { return 3*t*t*(1-t) }
Accelimation._B3 = function(t) { return 3*t*(1-t)*(1-t) }
Accelimation._B4 = function(t) { return (1-t)*(1-t)*(1-t) }

Accelimation._getBezier = function(percent,startPos,endPos,control1,control2) {
    return endPos * this._B1(percent) + control2 * this._B2(percent) + control1 * this._B3(percent) + startPos * this._B4(percent);
}

Accelimation.instances = [];
Accelimation.targetRes = 10;
Accelimation.timerID = null;