function onmouseMove(n){
   document.getElementById("navid"+n).style.display;
	for(var i=1;i<7;i++){
		document.getElementById("navid"+i).style.display ="none";
	}
	
	document.getElementById("navid"+n).style.display = "block";
}

function onmouseOut(n,event){
	var obj = document.getElementById("navid"+n);
	var objX = obj.offsetLeft;
	var objY = obj.offsetTop;
	var width = obj.offsetWidth;
	var height = obj.offsetHeight;
	var eventX = event.x?event.x:event.pageX;
	var eventY = event.y?event.y:event.pageY;
	if(eventX<objX || eventY<objY || eventX>objX+width || eventY>objY+height){
        document.getElementById("navid"+n).style.display ="none";
				
    }
	
}