<!--//start itemVisvar validDHTML = '';function getProblemObj(name){	if (document.getElementById){// DOM level 1 browsers: IE 5+, NN 6+		if(!document.getElementById(name)){			return;		}		this.obj = document.getElementById(name);		this.style = document.getElementById(name).style;	}	else if (document.all){// IE 4		if(!document.all[name]){			return;		}		this.obj = document.all[name];		this.style = document.all[name].style;	}	else if (document.layers){// NN 4		if(!document.layers[name]){			return;		}		this.obj = document.layers[name];		this.style = document.layers[name];	}}//makes the item visiblefunction showccdItem(visiblechunk){	validDHTML = (document.getElementById || document.all || document.layers);	if (!validDHTML){		alert ('Your browser can\'t display this item.  It\'s time for an upgrade.');		return;	}	var displayeditem = new getProblemObj(visiblechunk);	if(displayeditem.style){		with (displayeditem.style){			visibility = "visible";		}	}}//makes the item invisiblefunction hideccdItem(visiblechunk){	validDHTML = (document.getElementById || document.all || document.layers);	if (!validDHTML){		return;	}	var displayeditem = new getProblemObj(visiblechunk);	if(displayeditem.style){		with (displayeditem.style){			visibility = "hidden";		}	}}document.write("<style>");document.write(".sliderbox {visibility:hidden;}");document.write("</style>");document.close();//end itemVis// -->