// Detect if the browser is IE or not.
// If it is not IE, we assume that the browser is NS.
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

// Temporary variables to hold mouse x-y pos.s
var tempX = 0
var tempY = 0

// Main function to retrieve mouse x-y pos.s
function initMouseCaching(Void){
	document.onmousemove = cacheMouse;
}

function cacheMouse(e) {
  if (IE) { // grab the x-y pos.s if browser is IE
    tempX = event.clientX + document.body.scrollLeft
    tempY = event.clientY + document.body.scrollTop
  } else {  // grab the x-y pos.s if browser is NS
    if (!e) {
    	e = document.event;
	}
    tempX = e.pageX
    tempY = e.pageY
  }  
  // catch possible negative values in NS4
  if (tempX < 0){tempX = 0}
  if (tempY < 0){tempY = 0}  
  // show the position values in the form named Show
  // in the text fields named MouseX and MouseY
  //document.Show.MouseX.value = tempX
  //document.Show.MouseY.value = tempY
  if (IE) {
	  tempX = tempX / document.body.clientWidth;
	  tempY = tempY / document.body.clientHeight;
  } else {
	  tempX = tempX / window.innerWidth;
	  tempY = tempY / window.innerHeight;
  }
 //für lokale Tests auskommentiert
 document["topImage"].showCoords(tempX, tempY);
  return true
}

function alternateContent(imagePath){
	if(deconcept.SWFObjectUtil.getPlayerVersion().major > 7){
		var swfo = new SWFObject("/swf/Topimage.swf","topImage","960","180","8");
		swfo.addVariable("imagePath", imagePath);
		swfo.addParam("wmode", "transparent");
		swfo.write("topImageC");
	} else {
		$('topImageC').setStyle({backgroundImage: 'url('+ imagePath +')'});
	}
}