//define universal reference to "BigImageLayer"
var crossobj=document.all? document.all.BigImageLayer :
document.getElementById? document.getElementById("BigImageLayer") :
document.BigImageLayer
function PositionLayer(){
	var dsocleft=document.all? document.body.scrollLeft : pageXOffset
	var dsoctop=document.all? document.body.scrollTop : pageYOffset
	var window_width=document.all? document.body.clientWidth :
	window.innerWidth
	//if the user is using IE 4+ or NS6+
	if (document.all||document.getElementById){
		crossobj.style.left=
		parseInt(dsocleft)+
		parseInt(window_width)-650
		crossobj.style.top=dsoctop+5
	}
	//else if the user is using NS 4
	else if (document.layers){
		crossobj.left=
		dsocleft+window_width-140
		crossobj.top=dsoctop+15
	}
}