function PDPopup(action, asset, arg1, arg2)
{
	var url = action + ".php?asset=" + asset;
	
	if (action == "delete") {
		 if (asset == "link" 
			|| asset == "note" 
			|| asset == "comment" 
			|| asset == "collab"
			|| asset == "parent"
			|| asset == "child"
			|| asset == "category") {
			url = url + "&id=" + arg1;
		}
	}
	
	if (action == "edit") {
		 if (asset == "link" 
			|| asset == "note"
			|| asset == "comment") {
			url = url + "&id=" + arg1;
		}
	}
	
	if (action == "add") {
		url = url + "&proj=" + arg1; // id of project
		if (asset == "comment") {
			url = url + "&id=" + arg2; // id of parent
		}
	}
	
	var name = action + "_" + asset;
	
	new_win = window.open(url,name,"width=550,height=300,scrollbars=0,status=0,directories=0,resizable=0,location=0,toolbar=0");
	new_win.focus();
}