var xf = document.getElementById('xf');


function pop_up_show(opis){
	
	var IE = document.all?true:false
	
	// If NS -- that is, !IE -- then set up for mouse capture
	if (!IE) document.captureEvents(Event.MOUSEMOVE)
	
	// Set-up to use getMouseXY function onMouseMove
	document.onmousemove = getMouseXY;

	// Temporary variables to hold mouse x-y pos.s
	var tempX = 0
	var tempY = 0
	
	// Main function to retrieve mouse x-y pos.s
	
	//alert(opis);
	
	//alert(document.documentElement.scrollTop);
	
	function getMouseXY(e) {
		if (IE) { // grab the x-y pos.s if browser is IE
		tempX = event.clientX + document.documentElement.scrollLeft
		tempY = event.clientY + document.documentElement.scrollTop
		} else {  // grab the x-y pos.s if browser is NS
		tempX = e.pageX
		tempY = e.pageY
		}
		
		// catch possible negative values in NS4
		if (tempX < 0){tempX = 0}
		if (tempY < 0){tempY = 0}  
		
		//reposition div
		xf.style.left = (tempX+5)+"px";
		xf.style.top = (tempY-40)+"px";
		
		//Feed the div
		document.getElementById("xf_vsebina").innerHTML = opis;
		
		//alert(xf.style.top);
		
		return true
	}
		
}

function pop_up_hide(){
	
	document.onmousemove= getMouseXY_stop;
	
	function getMouseXY_stop(e) {
		return false
	}
	
	//Event.observe(document, 'mousemove', getMouseXY_stop);
	
	//reposition div
	xf.style.left = "-1000px";
	xf.style.top = "-1000px";
}