function lib_bwcheck(){ //Browsercheck (needed)
	this.ver=navigator.appVersion
	this.agent=navigator.userAgent
	this.dom=document.getElementById?1:0
	this.opera5=this.agent.indexOf("Opera 5")>-1
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0; 
	this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
	this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
	this.ie=this.ie4||this.ie5||this.ie6
	this.mac=this.agent.indexOf("Mac")>-1
	this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0; 
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
	return this
}

bw = new lib_bwcheck()





function setVariables()
	{
ns4 = (bw.ns4==1 || bw.ns6==1)? true:false
ie4 = (bw.ie4==1)? true:false
ie5 = (bw.ie5==1 || bw.ie==1)? true:false
		
	
	if (ns4) 
		{
		vy=".top";
		vx=".left";
		dS="document.";
		sD="";
		hy="window.pageYOffset";
		hx="window.pageXOffset";
		vison="show";
		visoff="hide";		
		}
		else
		{
		vy=".pixelTop";
		vx=".pixelLeft";
		dS="";
		sD=".style";
		hy="document.body.scrollTop";
		hx="document.body.scrollLeft";
   		vison="visible";
   		visoff="hidden";
   		}
	}

setVariables();