function onLinkMouseOver(component){
		switch (component.id) {
			case "link_1":
				document.getElementById("tooltip_1").className="linksTooltipActive";
				document.getElementById("tooltip_2").className="linksTooltipInactive";
				document.getElementById("tooltip_3").className="linksTooltipInactive";
				break;
		 
			case "link_2":
				document.getElementById("tooltip_1").className="linksTooltipInactive";
				document.getElementById("tooltip_2").className="linksTooltipActive";
				document.getElementById("tooltip_3").className="linksTooltipInactive";
				break;
		 
			case "link_3":
				document.getElementById("tooltip_1").className="linksTooltipInactive";
				document.getElementById("tooltip_2").className="linksTooltipInactive";
				document.getElementById("tooltip_3").className="linksTooltipActive";
				break;
		 
			default:
				break; 
		}
	}
	
	function onLinkMouseOut(component){
		switch (component.id) {
			case "link_1":
				document.getElementById("tooltip_1").className="linksTooltipInactive";
				break;
		 
			case "link_2": 
				document.getElementById("tooltip_2").className="linksTooltipInactive";
				break;
		 
			case "link_3":
				document.getElementById("tooltip_3").className="linksTooltipInactive";
				break;
		 
			default:
				break; 
		}
	}	

					
				
	function onLinkMouseMove(component,event){
		switch (component.id) {			
			case "link_1":
				if(event.layerX){
					document.getElementById("tooltip_1").style.left=event.layerX;
					document.getElementById("tooltip_1").style.top=event.layerY;
				}else{
					document.getElementById("tooltip_1").style.left=event.offsetX+findPos(component)[0];
					document.getElementById("tooltip_1").style.top=event.offsetY+findPos(component)[1];
				}
				break;
		 
			case "link_2": 
				if(event.layerX){
					document.getElementById("tooltip_2").style.left=event.layerX;
					document.getElementById("tooltip_2").style.top=event.layerY;
				}else{
					//alert(findPos(component));
					document.getElementById("tooltip_2").style.left=event.offsetX+findPos(component)[0];
					document.getElementById("tooltip_2").style.pixelTop=event.offsetY+findPos(component)[1];
				}
				break;
		 
			case "link_3":
				if(event.layerX){
					document.getElementById("tooltip_3").style.left=event.layerX;
					document.getElementById("tooltip_3").style.top=event.layerY;
				}else{
					document.getElementById("tooltip_3").style.left=event.offsetX+findPos(component)[0];
					document.getElementById("tooltip_3").style.top=event.offsetY+findPos(component)[1];
				}
				break;
		 
			default:
				break; 
		}
	}
	
	function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		while(obj!=null && obj.id!="links"){
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
			obj = obj.offsetParent;
			}
		/*do {
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);*/
	}
	return [curleft, curtop];
}