var scrollOffsetx,scrollOffsety;

function requestShowing(iLN, iVID, iSID) {
	if(iVID=='') {
		// not a known visitor
	} else {
		// known visitor
	}
	var oW=document.getElementById("wndShowing");
	oW.style.display='block';
	oW.style.position='absolute';
	getScrollOffsets();
	oW.style.top=(scrollOffsety+100)+'px';
	oW.style.left=(((document.body.clientWidth)/2)-200)+'px';
	oW.style.border='1px #36c solid';
	oW.style.height='300px';
	oW.style.width='400px';
	var oW=document.getElementById("wndShowingShadow");
	oW.style.display='block';
	oW.style.position='absolute';
	oW.style.top=(scrollOffsety+95)+'px';
	oW.style.left=(((document.body.clientWidth)/2)-205)+'px';

	var oF=document.getElementById("frmShowing");
	oF.src='/common/visitor/visitor_showing.asp?visitor_id='+ iVID +'&LN='+ iLN +'&site_id='+ iSID;
}

function getScrollOffsets() {
	var x,y;
	if (self.pageYOffset) // all except Explorer
	{
		x = self.pageXOffset;
		y = self.pageYOffset;
	}
	else if (document.documentElement && document.documentElement.scrollTop)
		// Explorer 6 Strict
	{
		x = document.documentElement.scrollLeft;
		y = document.documentElement.scrollTop;
	}
	else if (document.body) // all other Explorers
	{
		x = document.body.scrollLeft;
		y = document.body.scrollTop;
	}
	scrollOffsetx = x;
	scrollOffsety = y;
}

function closeShowing() {
	var oW=document.getElementById("wndShowingShadow");
	oW.style.display='none';
	var oF=document.getElementById("frmShowing");
	oF.src='';
	var oW=document.getElementById("wndShowing");
	oW.style.display='none';
}