//Function to show sub menu
	function showSubMenu(index, doc){
		var menu = doc.getElementById("menu" + index);
		var caller = doc.getElementById("bigbuttons");
		var image = ""; var left = 0;

		image = doc.getElementById("img_menu_" + index);
		image.src="images/"+image.name+"_hover.gif";
		left = image.offsetLeft;
	
		
		menu.style.left = caller.offsetLeft + left +  "px";
		menu.style.top = caller.offsetHeight + caller.offsetTop - 5 + "px";
		menu.style.visibility = "visible";
	}


	//Function to hide sub menu
	function hideSubMenu(index, doc){
		var image = "";
		image = doc.getElementById("img_menu_" + index);
		image.src="images/"+image.name+".gif";
		var menu = doc.getElementById("menu" + index);
		menu.style.visibility = "hidden";

	}
	
		//Function to show sub menu
	function showLeftSubMenu(index, doc){
		var menu = doc.getElementById("leftmenu" + index);
		var caller = doc.getElementById("leftpanel");
		var image = ""; var left = 0; var top = 0;

		image = doc.getElementById("img_leftmenu_" + index);
		image.src="images/"+image.name+".gif";
		left = image.offsetWidth + image.offsetLeft;
		top = image.offsetHeight + image.offsetTop - 30;

		menu.style.left = caller.offsetLeft + left + "px";
		menu.style.top = caller.offsetTop + top + "px";
		menu.style.visibility = "visible";
	}


	//Function to hide sub menu
	function hideLeftSubMenu(index, doc){
		var image = "";
		image = doc.getElementById("img_leftmenu_" + index);
		image.src="images/"+image.name+"_hover.gif";
		var menu = doc.getElementById("leftmenu" + index);
		menu.style.visibility = "hidden";
	}

	//Function hide all sub menu
	function hideAll(doc){
		for(i=1; i<=6; i++){
			var menu = doc.getElementById("menu" + i);
			menu.style.visibility = "hidden";
		}
		
		for(i=1; i<=11; i++){
			var menu = doc.getElementById("leftmenu" + i);
			menu.style.visibility = "hidden";
		}
	}