var IE = (navigator.appName == "Microsoft Internet Explorer");

function showCats()
	{
	showfieldset('A_panel','block');
	showfieldset('A_link','block');
	showfieldset('B_panel','none');
	showfieldset('B_link','none');
	}
function showBrands()
	{
	showfieldset('A_panel','none');
	showfieldset('A_link','none');
	showfieldset('B_panel','block');
	showfieldset('B_link','block');
	}

function getdocobj(elem,parent)
	{
	if (document.layers)
		{
		if (parent)
			{
			return "document."+parent+".document."+elem;
			}
		else
			{
			return "document."+elem;
			}
		}
	else if (document.all)
		{
		return "document.all."+elem;
		}
	else if (document.getElementById)
		{
		return "document.getElementById('"+elem+"');";
		}
	}
function showfieldset(elem,state)
	{
	if (document.all || document.getElementById)
		{
		element = eval(getdocobj(elem));
		element.style.display = state;
		}
	}
	function getElement(sName)
	{
		if (IE)
		{
			return eval('document.all.'+sName);
		}
		else
		{
			return document.getElementById(sName);
		}
		
	}
	
	oFlashTimeOut = '';
	function doClassFlash(sObject,iStep,iTimeout,iTimeout2,sClassA,sClassB)
	{
		clearTimeout(oFlashTimeOut);
		oFlashTimeOut = setTimeout("classFlash('"+sObject+"','"+iStep+"',"+iTimeout2+",'"+sClassA+"','"+sClassB+"')",iTimeout);
	}
	
	function hide(sObj)
	{
		oObj = getElement(sObj);
		oObj.style.display = 'none';
		
	}

	function show(sObj)
	{
		oObj = getElement(sObj);
		oObj.style.display = '';
		
	}
	
	function classFlash(sObject,iStep,iTimeout,sClassA,sClassB)
	{
		el = getElement(sObject);
		if (!bLoading)
		{
			if (el.className == sClassA)
			{
				el.className = sClassB;
			}
			else
			{
				el.className = sClassA;
				iStep--;
			}
			if (iStep != 0)
			{
				setTimeout("classFlash('"+sObject+"','"+iStep+"',"+iTimeout+",'"+sClassA+"','"+sClassB+"')",iTimeout);
			}
		}
	}
	
	
	function openInfoWindow(sURL,bAddFrameType)
	{
		if ((bAddFrameType == undefined) || (bAddFrameType)) sURL = sURL+'/frameType=Empty';
		openWindow(sURL,'4DOInfoWindow',700,500,'center','middle');
	}
	
	function openAudioWindow(iProductID,iTrackID)
	{
		if (iTrackID === undefined) iTrackID = '';
		sURL = sBaseURL+'index/page=audioWindow/frameType=Empty/productID='+iProductID+'/trackID='+iTrackID;
		openWindow(sURL,'AudioWindow',350,320,'center','middle',0,0,'window',false);
	}

		function openWindow(sURL,sName,iWidth,iHeight,sHAlign,sVAlign,iXPadding,iYPadding,sAreaType,bScrollbars)
	{
		if (bScrollbars == undefined) bScrollbars = true;
		if (sHAlign == undefined) sHAlign = 'left';
		if (sVAlign == undefined) sVAlign = 'top';
		if (iXPadding == undefined) iXPadding = 0;
		if (iYPadding == undefined) iYPadding = 0;
		if (sAreaType == undefined) sAreaType = 'window';
		
		
		
		switch(sAreaType)
		{
			case('window'):
				if (IE)
				{
					iAreaLeft = window.screenLeft;
					iAreaTop = window.screenTop;
				}
				else
				{
					iAreaLeft = window.left;
					iAreaTop = window.top;
				}
				iAreaWidth = document.body.clientWidth;
				iAreaHeight = document.body.clientHeight;
			break;
			case('screen'):
				iAreaLeft = 0;
				iAreaTop = 0;
				iAreaWidth = document.body.clientWidth;
				iAreaHeight = document.body.clientHeight;
			break;
		}
		
		switch(sHAlign)
		{
			case('center'):
				iLeft = iAreaLeft+((iAreaWidth-iWidth)/2)+iXPadding;
			break;
			default:
				iLeft = iAreaLeft+iXPadding;
			break;
		}
		
		switch(sVAlign)
		{
			case('middle'):
				iTop = iAreaTop+((iAreaHeight-iHeight)/2)+iYPadding;
			break;
			default:
				iTop = iAreaTop+iYPadding;
			break;
		}
		
		sAdded = '';
		if (bScrollbars) sAdded = ',scrollbars=yes';
		else sAdded = ',scrollbars=auto';
		oWindow = window.open(sURL,sName,'width='+iWidth+',height='+iHeight+',left='+iLeft+',top='+iTop+sAdded);
		if (sURL.substr(0,4) != 'http')
		{
			oWindow.focus();
			oWindow.moveTo(iLeft,iTop);
		}
	}
	
	
	function openClose(sObject)
	{
		oObj = getElement(sObject);
		if (oObj.style.display == '')
			oObj.style.display = 'none';
		else
			oObj.style.display = '';
	}
	
	function switchImage(sIMG,sURL1,sURL2)
	{
		oIMG = getElement(sIMG);
		if (oIMG.src.indexOf(sURL1) > 0)
			oIMG.src = sURL2;
		else
			oIMG.src = sURL1;
	}	
	
	
	
	function getXY(Obj) 
	{
		for (var sumTop=0,sumLeft=0;Obj!=document.body&&Obj!=null;sumTop+=Obj.offsetTop,sumLeft+=Obj.offsetLeft, Obj=Obj.offsetParent);
		return {left:sumLeft,top:sumTop}
//return {left:Obj.offsetParent,top:1}
	}

	function getSize(Obj) 
	{
		iWidth = Obj.offsetWidth;
		iHeight = Obj.offsetHeight;
		return {width:iWidth,height:iHeight};
	}	

	function jsDebug(sText)
	{
		oDebug = getElement('jsDebug');
		oDebug.style.display = '';
		oDate = new Date();
		sText = oDate.toUTCString()+' - '+sText
		oDebug.innerHTML = sText+'<br/>'+oDebug.innerHTML;
	}
	
	aDropDowns = new Array();
	aDropDownNames = new Array();
	
	function dropDown(sGroupName,sTargetDiv,sDivName,sHAlign,sVAlign,bForce,iPaddingLeft,iPaddingTop)
	{

		if (iPaddingLeft == undefined) iPaddingLeft = 0;
		if (iPaddingTop == undefined) iPaddingTop = 0;
		
		if (aDropDowns[sGroupName] === undefined) aDropDowns[sGroupName] = new Array();
		if (aDropDownNames[sGroupName] === undefined) aDropDownNames[sGroupName] = new Array();
									
		if ((aDropDownNames[sGroupName][sDivName] === undefined))
		{
			oDropDown = getElement(sDivName);
			oTargetDiv  = getElement(sTargetDiv);

			aDropDown = new Array();
			aDropDown['name'] = sDivName;
			aDropDown['status'] = false;
			aDropDown['statusNext'] = false;
			aDropDown['oDrop'] = oDropDown;
			aDropDown['oTarget'] = oTargetDiv;
			aDropDown['top'] = oTargetDiv;
			aDropDown['left'] = oTargetDiv;
			aDropDown['halign'] = sHAlign;
			aDropDown['valign'] = sVAlign;
			aDropDown['paddingLeft'] = iPaddingLeft;
			aDropDown['paddingTop'] = iPaddingTop;
			
			aDropDownNames[sGroupName][sDivName] = aDropDowns[sGroupName].length;
			iCurDropDown = aDropDownNames[sGroupName][sDivName];
			aDropDowns[sGroupName].push(aDropDown);
		}
		else
			iCurDropDown = aDropDownNames[sGroupName][sDivName];
		
			
		for(var i=0 ; i<aDropDowns[sGroupName].length ; i++)
		{
			if ((!bForce) || i != iCurDropDown)
				aDropDowns[sGroupName][i]['status'] = false;
		}
		
		aDropDowns[sGroupName][iCurDropDown]['status'] = bForce;
		
		if ((bForce) && (sGroupName == 'navMain'))
			hideSelects('hidden')
		else
			hideSelects('visible');
		
		
		if ((aDropDowns[sGroupName]['timer'] === undefined) || (aDropDowns[sGroupName]['timer'] == false))
		{
			//setDropDowns('"+sGroupName+"');
			aDropDowns[sGroupName]['timer'] = setTimeout("setDropDowns('"+sGroupName+"');",10)
		}

	}
	
	function setDropDowns(sGroupName)
	{
		
		clearTimeout(aDropDowns[sGroupName]['timer']);
		aDropDowns[sGroupName]['timer'] = false;
		sDivDrops = '';

		for(var i=0 ; i<aDropDowns[sGroupName].length ; i++)
		{
			aDropDown = aDropDowns[sGroupName][i];
			oDropDown = aDropDown['oDrop'];

			sDivDrops = sDivDrops+' | '+aDropDown['name']+' : '+aDropDown['status'];

			if ((aDropDown['status']) && (oDropDown.style.display != ''))
			{ 
				bOpened = true;
				
				oDropDown.style.display = '';
				
				sVAlign = aDropDown['valign'];
				sHAlign = aDropDown['halign'];
				
				oDropDown = aDropDown['oDrop'];
				oTargetDiv = aDropDown['oTarget'];

				aTargetPos = getXY(oTargetDiv);
				aTargetSize = getSize(oTargetDiv);

				aDropDownPos = getXY(oDropDown);
				aDropDownSize = getSize(oDropDown);
				
				if (sHAlign == 'middleLeft')   
					iLeft = aTargetPos['left'];
				else if (sHAlign == 'middleRight')
					iLeft = aTargetPos['left']+(aTargetSize['width']-aDropDownSize['width']);
				else if (sHAlign == 'right')
					iLeft = aTargetPos['left']+aTargetSize['width'];
				else // or == 'left'
					iLeft = aTargetPos['left']-aDropDownSize['width'];
				iLeft = iLeft+aDropDown['paddingLeft'];
				
					
				if (sVAlign == 'bottomTop')
					iTop = aTargetPos['top'];
				else if (sHAlign == 'bottom')
					iTop = aTargetPos['top']+aTargetSize['height'];
				else if (sHAlign == 'top')
					iTop = aTargetPos['top']-aTargetSize['height'];
				else if (sHAlign == 'topBottom')
					iTop = aTargetPos['top']-aTargetSize['height']+aTargetSize['height'];
					
				iTop = iTop+aDropDown['paddingTop'];
	
				aDropDown['top'] = iTop+'px';
				aDropDown['left'] = iLeft+'px';
				
				oDropDown.style.top = aDropDown['top'];
				oDropDown.style.left = aDropDown['left'];				
			}
			else if ((!aDropDown['status']) && (oDropDown.style.display != 'none'))
				aDropDown['oDrop'].style.display = 'none'
		}

	}
	
	
	function hideSelects(action) 
	{
		/*
		if (navigator.appName.indexOf("MSIE")) 
		{
			oDiv = getElement('externalIFrame');
			if (action!='visible'){action='hidden';}
			if (oDiv != undefined) oDiv.style.visibility = action;
		}
		*/
		
		//documentation for this script at http://www.shawnolson.net/a/1198/
		//possible values for action are 'hidden' and 'visible'
		for (var S = 0; S < document.forms.length; S++)
		{
			for (var R = 0; R < document.forms[S].length; R++) 
			{
				if (document.forms[S].elements[R].options) 
				{
					document.forms[S].elements[R].style.visibility = action;
				}
			}
		} 
		
	}
	
	function moveToObj(oTo,oWhat,sHAlign,sVAlign,iPaddingX,iPaddingY)
	{
		aTargetPos = getXY(oTo);
		aTargetSize = getSize(oTo);
		aDropDownPos = getXY(oWhat);
		aDropDownSize = getSize(oWhat);
		
		if (iPaddingX == undefined)
			iPaddingX = 0;
		if (iPaddingY == undefined)
			iPaddingY = 0;
		
		
		if (sHAlign == 'middleLeft')   
			iLeft = aTargetPos['left'];
		else if (sHAlign == 'middleRight')
			iLeft = aTargetPos['left']+(aTargetSize['width']-aDropDownSize['width']);
		else if (sHAlign == 'right')
			iLeft = aTargetPos['left']+aTargetSize['width'];
		else // or == 'left'
			iLeft = aTargetPos['left']-aDropDownSize['width'];
		
			
		if (sVAlign == 'bottomTop')
			iTop = aTargetPos['top'];
		else if (sVAlign == 'bottom')
			iTop = aTargetPos['top']+aTargetSize['height'];
		else if (sVAlign == 'top')
			iTop = aTargetPos['top']-aTargetSize['height'];
		else if (sVAlign == 'topBottom')
			iTop = aTargetPos['top']-aTargetSize['height']+aTargetSize['height'];

			iTop += iPaddingY;
			iLeft += iPaddingX;
			
		oWhat.style.left = iLeft+'px';
		oWhat.style.top = iTop+'px';
		oWhat.style.display = '';	
	}