var GN_DOM=document.getElementById?true:false;
var GN_OPERA=(window.opera)?true:false;
var GN_IE=(document.all && !GN_OPERA)?true:false;
var GN_LastCR=null;
var GN_TimeoutID=null;
var GN_Timeout=100;

var GN_IM=[];
//write browser-specific styles
if(GN_IE) document.write('<link rel="stylesheet" type="text/css" href="/ie.css" />');
else document.write('<link rel="stylesheet" type="text/css" href="/noie.css" />');

function GN_fnImgPreload(strImg, strImg2)
{
	this.norm=new Image();
	this.over=new Image();
	
	if(strImg2==null)
	{
		var ar=strImg.split(".");
		this.norm.src=strImg;
		this.over.src=ar[0]+"_a."+ar[1];
	}
	else
	{
		this.norm.src=strImg;
		this.over.src=strImg2;
	}
	return this;
}


function GN_fnGetElement(strName)
{
	if(GN_DOM)
	{
		return document.getElementById(strName);
	}
	else
	{
		//alert("Your browser doesn\'t support DOM!");
		return false;
	}
}

function GN_fnHideRow(numRow)
{
	if(!numRow) return;
	var objTR=GN_fnGetElement('tTR'+numRow);
	objTR.className="vendor";
	var chld;
	if(GN_DOM && (chld=objTR.firstChild.firstChild) && GN_VND['v'+numRow])
		chld.src=GN_VND['v'+numRow].norm.src;
}

function GN_fnHideCol(numCol)
{
	if(!numCol) return;
	var objTH=GN_fnGetElement('tTH'+numCol);
	var objTHPic=GN_fnGetElement('TPIC'+numCol);
	var objSha1=GN_fnGetElement('tSha'+numCol);
	var objSha2=GN_fnGetElement('tOfs'+numCol);
	
	objTH.className="";
	if(GN_PIC['v'+numCol]) objTHPic.style.backgroundImage="url("+GN_PIC['v'+numCol].norm.src+")";
	if(GN_HDR['v'+numCol]) document.images['hdp'+numCol].src=GN_HDR['v'+numCol].norm.src;
	objSha1.style.visibility="hidden";
	objSha2.style.visibility="hidden";
}

function GN_fnShowRow(numRow)
{
	if(!numRow) return;
	
	var numLastRow=0;
	
	if(GN_LastCR!=null)
	{
		numLastRow=GN_LastCR.row;
		GN_LastCR.row=0;
	}
	else
	{
		GN_LastCR={col: 0, row: 0};
	}
	
	if(numLastRow!=numRow) GN_fnHideRow(numLastRow);
	else return;
	
	var objTR=GN_fnGetElement('tTR'+numRow);
	objTR.className="vendorsel";
	var chld;
	if(GN_DOM && (chld=objTR.firstChild.firstChild) && GN_VND['v'+numRow])
		chld.src=GN_VND['v'+numRow].over.src;
	
	if(GN_LastCR!=null)
		GN_LastCR.row=0;
	else
		GN_LastCR={col: 0, row: 0};
}

function GN_fnShowCol(numCol)
{
	if(!numCol) return;
	
	var numLastCol=0;
	
	if(GN_LastCR!=null)
	{
		numLastCol=GN_LastCR.col;
		GN_LastCR.col=0;
	}
	else
	{
		GN_LastCR={col: 0, row: 0};
	}
	
	if(numLastCol!=numCol) GN_fnHideCol(numLastCol);
	else return;
	
	var objTH=GN_fnGetElement('tTH'+numCol);
	var objTHPic=GN_fnGetElement('TPIC'+numCol);
	var objSha1=GN_fnGetElement('tSha'+numCol);
	var objSha2=GN_fnGetElement('tOfs'+numCol);
	
	objTH.className="sel";
	
	if(GN_PIC['v'+numCol]) objTHPic.style.backgroundImage="url("+GN_PIC['v'+numCol].over.src+")";
	if(GN_HDR['v'+numCol]) document.images['hdp'+numCol].src=GN_HDR['v'+numCol].over.src;
	objSha1.style.visibility="visible";
	objSha2.style.visibility="visible";
}

function GN_fnGetRowCol(strID)
{
	strID=strID.substr(1);
	var arCR=strID.split("_");
	return {row: arCR[0], col: arCR[1]};
}

function GN_fnHideAll()
{
	GN_fnHideRow(GN_LastCR.row);
	GN_fnHideCol(GN_LastCR.col);
	GN_LastCR=null;
}

function GN_OV(objRef)
{
	var CR=GN_fnGetRowCol(objRef.id);
	clearTimeout(GN_TimeoutID);
	/*if(GN_LastCR!=null)
	{
		if(CR.row!=GN_LastCR.row)
		{
			GN_fnHideRow(GN_LastCR.row);
			GN_fnShowRow(CR.row);
		}
		if(CR.col!=GN_LastCR.col)
		{
			GN_fnHideCol(GN_LastCR.col);
			GN_fnShowCol(CR.col);
		}
	}
	else
	{
		GN_fnShowCol(CR.col);
		GN_fnShowRow(CR.row);
	}*/
	GN_fnShowCol(CR.col);
	GN_fnShowRow(CR.row);
	objRef.offsetParent.className="sel";
}

function GN_OU(objRef)
{
	var CR=GN_fnGetRowCol(objRef.id);
	objRef.offsetParent.className="cross";
	GN_TimeoutID=setTimeout('GN_fnHideAll()', GN_Timeout);
	GN_LastCR=CR;
}

function GN_HI(objRef)
{
	if(GN_IE)
		objRef.firstChild.filters.item("DXImageTransform.Microsoft.AlphaImageLoader").src='/i/m/hilite.png';
	
	if(GN_DOM)
	{
		objRef.firstChild.src=GN_IM[objRef.firstChild.id].over.src;
	}
}

function GN_LO(objRef)
{
	if(GN_IE)
		objRef.firstChild.filters.item("DXImageTransform.Microsoft.AlphaImageLoader").src='/i/m/dot.png';

	if(GN_DOM)
	{
		objRef.firstChild.src=GN_IM[objRef.firstChild.id].norm.src;
	}
}

function nw(oFile,wWidth,wHeight,noReturn)
{
	var cWidth=window.screen.width;
	var cHeight=window.screen.height;
	var scrollbars='no';
	
	if(wWidth>cWidth || wHeight>cHeight){
		if(wWidth>cWidth) wWidth=cWidth;
		if(wHeight>cHeight) {wHeight=cHeight-200; wWidth=parseInt(wWidth); wWidth+=20;}
		scrollbars='yes';
	}
	
	if(cHeight && cWidth){
		var leftOffset=Math.ceil((cWidth-wWidth)/2);
		var topOffset=Math.ceil((cHeight-wHeight)/2)-20;
		var a=window.open(oFile, set_name(oFile), 'width='+wWidth+',height='+wHeight+',top='+topOffset+',left=' + leftOffset + ',scrollbars=' + scrollbars);
		a.focus();
	}
	if(noReturn==null) return false;
}

function set_name(str)
{
	var new_str='';
	var my_char='';
	for(var i=0;i<str.length;i++)
	{
		my_char=str.substr(i,1);
		if(my_char!='/' && my_char!='.' && my_char!='?' && my_char!='=') new_str+=my_char;
	}
	return new_str;
}