function openWindow()
{
    window.open("","_new",'toolbar=0,location=0,scrollbars=1,width=700,height=500,resizable=1,top=20,left=20');
}

function ViewDivImg(_el)
{
   document.all.bigimg.src = _el.src + "&fullsize=YES"; 
   document.all.div_bigimg.style.top =  window.event.clientY;
   document.all.div_bigimg.style.left = window.event.clientX;	
   document.all.div_bigimg.style.display='block';
   if(document.all.div_bigimg.offsetTop + document.all.div_bigimg.offsetHeight > document.body.clientHeight)
     document.all.div_bigimg.style.top = document.body.clientHeight - document.all.div_bigimg.offsetHeight;

}

function HideDivImg()
{
   if(window.event.toElement != null)
     if(window.event.toElement.id == "bigimg")
	    return;
   document.all.div_bigimg.style.display='none';
}

function SubMenu(_elname)
{
    currsubmenu = document.getElementById("Curr_submenu");
	if(currsubmenu.value == _elname){
		document.getElementById(_elname).style.display = "none";
		currsubmenu.value = "";
	}
	else {
	if(currsubmenu.value != "")
		document.getElementById(currsubmenu.value).style.display = "none";
  	document.getElementById(_elname).style.display = "block";
	currsubmenu.value = _elname;    
	}
}