var ie=document.all
var ns=document.layers
var ns6=document.getElementById&&!document.all

function enlarge(which,e,referencia,info1,info2){
	if (ie||ns6){
	crossobj=document.getElementById? document.getElementById("showimage") : document.all.showimage
	//if (crossobj.style.visibility=="hidden"){
	crossobj.style.left=ns6? pageXOffset+e.clientX/1.5 : document.body.scrollLeft+event.clientX/1.5
	crossobj.style.top=ns6? pageYOffset+e.clientY/2 : document.body.scrollTop+event.clientY/2
	crossobj.innerHTML='<div align=right id=drag class=titulolayer_imagens><b onClick=closepreview() style=cursor:hand>X</b></div><div class="conteudolayer_imagens"><img class=carregando src="'+which+'" width=300 height=220 alt=produto><table width="300" border="0"><tr><td><img src="../imagens/logo_peq.gif" width="61" height="32" alt="Logo"></td><td><b>Ref.: </b>'+referencia+'<br>'+info1+'<br>'+info2+'</td></tr></table></div>'
	crossobj.style.visibility="visible"
	//}
	//else
	//crossobj.style.visibility="hidden"
	return false
	}
	//renderiza para ntz4
	else if (document.layers){
	if (document.showimage.visibility=="hide"){
	document.showimage.document.write('<a href="#" onMouseover="drag_dropns(showimage)"><img src="'+which+'" border=0></a>')
	document.showimage.document.close()
	document.showimage.left=e.x
	document.showimage.top=e.y
	document.showimage.visibility="show"
	}
	else
	document.showimage.visibility="hide"
	return false
	}
	else
	return true
	}
	
function closepreview(){
	crossobj.style.visibility="hidden"
}

//Funcoes para movimentacao do layer

var nsx,nsy,nstemp
function drag_dropns(name){
	temp=eval(name)
	temp.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP)
	temp.onmousedown=gons
	temp.onmousemove=dragns
	temp.onmouseup=stopns
}

function gons(e){
	temp.captureEvents(Event.MOUSEMOVE)
	nsx=e.x
	nsy=e.y
}
function dragns(e){
	temp.moveBy(e.x-nsx,e.y-nsy)
	return false
}
function stopns(){
	temp.releaseEvents(Event.MOUSEMOVE)
}
function drag_drop(e){
	if (ie&&dragapproved){
	crossobj.style.left=tempx+event.clientX-offsetx
	crossobj.style.top=tempy+event.clientY-offsety
	}
	else if (ns6&&dragapproved){
	crossobj.style.left=tempx+e.clientX-offsetx
	crossobj.style.top=tempy+e.clientY-offsety
	}
	return false
}
function initializedrag(e){
	if (ie&&event.srcElement.id=="drag"||ns6&&e.target.id=="drag"){
	offsetx=ie? event.clientX : e.clientX
	offsety=ie? event.clientY : e.clientY
	tempx=parseInt(crossobj.style.left)
	tempy=parseInt(crossobj.style.top)
	dragapproved=true
	document.onmousemove=drag_drop
	}
}
document.onmousedown=initializedrag
document.onmouseup=new Function("dragapproved=false")