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 | var actionMenuId = null;
var actionMenuClassDown = null;
var actionMenuClassUp = null;
 
document.oncontextmenu=catchEvent;
document.onclick=hideMenu;
 
function showActionMenu(menuId,classUp,classDown){
	actionMenuId = menuId;
	actionMenuClassDown = classDown;
	actionMenuClassUp = classUp;
}
 
function catchEvent(e){
 
	var actionMenu = document.getElementById(actionMenuId);
	if(actionMenu){
		cX = (navigator.appName.substring(0,3) == "Net") ? e.pageX : event.clientX;
		xY = (navigator.appName.substring(0,3) == "Net") ? e.pageY : event.clientY;
		var rightedge= document.body.clientWidth-cX;
		var bottomedge= document.body.clientHeight-cY;
 
		if (rightedge>actionMenu.offsetWidth) {
			actionMenu.style.left=document.body.scrollLeft+cX;
		}else {
			actionMenu.style.left=document.body.scrollLeft+cX-actionMenu.offsetWidth;
		}
 
		if (document.body.scrollLeft>document.body.scrollLeft+cX-actionMenu.offsetWidth && rightedge<actionMenu.offsetWidth){
			actionMenu.style.left=document.body.scrollLeft;
		}
 
		if (bottomedge>actionMenu.offsetHeight) {
			actionMenu.style.top=document.body.scrollTop+cY;
		}
		else {
			actionMenu.style.top=document.body.scrollTop+cY-actionMenu.offsetHeight;
		}
 
		if (document.body.scrollTop>document.body.scrollTop+cY-actionMenu.offsetHeight && bottomedge<actionMenu.offsetHeight){
			actionMenu.style.top=document.body.scrollTop;
		}
 
		actionMenu.className=actionMenuClassUp;
	}
	return false;
}
 
function hideMenu(){
	var actionMenu = document.getElementById(actionMenuId);
	if(actionMenu!=null){
		actionMenu.className=actionMenuClassDown;
	}
	actionMenuId = null;
	actionMenuClassDown = null;
	actionMenuClassUp = null;
}
 
if (navigator.appName.substring(0,3) == "Net") document.captureEvents(Event.MOUSEDOWN); | 
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