function findPosX(obj){var curleft = 0;if(obj.offsetParent){while (obj.offsetParent){curleft += obj.offsetLeft;	obj = obj.offsetParent;}}else if (obj.x)curleft += obj.x;return curleft;}
function findPosY(obj){var curtop = 0;if (obj.offsetParent){while (obj.offsetParent){curtop += obj.offsetTop; obj = obj.offsetParent;}}else if (obj.y)curtop += obj.y;return curtop;}

var conmenu_213_time = window.setTimeout("",0);
function mypopup_menu(_div)
{
	function menu_item(_name, _link, _image){
		this.name = _name;
		this.link = _link;
		this.img = _image;
	}
	var items = new Array();
	var div_name = _div;
	this.close = function(){conmenu_213 = document.getElementById(div_name); conmenu_213.style.display = "none";};
	this.addItem = function(name, link, side_image){items[items.length]=new menu_item(name,link,side_image);};
	this.getItems = function(i){return items[i].name;};
	this.clearItems = function(){items = new Array();};
	this.displayMenu = function(x,y){
        window.clearTimeout(conmenu_213_time);
	    conmenu_213 = document.getElementById(div_name);
		conmenu_213.style.position	= "absolute";
		conmenu_213.style.zIndex    = "5";
		conmenu_213.style.left		= x + 'px';
		conmenu_213.style.top		= y + 'px';
		conmenu_213.style.width		= "auto";
		conmenu_213.style.height	= "auto";
		conmenu_213.style.display	= "";
		var contents = "";
		for(var i=0; i<items.length; i++)
			contents += "<div class=\"sub_menu_inner\"><a href=\""+items[i].link+"\">"+items[i].name+"</a></div>";
		conmenu_213.innerHTML = contents;
		conmenu_213.onmouseup=function(e){if(document.all){if(window.event.button==1)conmenu_213.style.display="none";}else{if(e.which==1)conmenu_213.style.display="none";}};
        conmenu_213.onmouseout=function(e){conmenu_213_time = window.setTimeout('conmenu = document.getElementById("'+div_name+'").style.display = "none";',1000);};
        conmenu_213.onmouseover=function(e){window.clearTimeout(conmenu_213_time);};
	};
}


menu_1 = new mypopup_menu("sub_menu");

menu_2 = new mypopup_menu("sub_menu");

menu_3 = new mypopup_menu("sub_menu");

menu_4 = new mypopup_menu("sub_menu");

menu_5 = new mypopup_menu("sub_menu");

function show_norm()
{
	document.getElementById("button1").src = "images/site_07.gif";
	document.getElementById("button2").src = "images/site_08.gif";
	document.getElementById("button3").src = "images/site_09.gif";
	document.getElementById("button4").src = "images/site_10.gif";
	document.getElementById("button5").src = "images/site_11.gif";
}

function hide_menu()
{
	document.getElementById("sub_menu").style.display="none";
}

function show_b1()
{
	document.getElementById("button1").src = "images/site_07_over.gif";
	menu_1.displayMenu(findPosX(document.getElementById("button1")),findPosY(document.getElementById("button1"))+31);
}
function show_b2()
{
	document.getElementById("button2").src = "images/site_08_over.gif";
	menu_2.displayMenu(findPosX(document.getElementById("button2"))+10,findPosY(document.getElementById("button2"))+31);
}
function show_b3()
{
	document.getElementById("button3").src = "images/site_09_over.gif";
	menu_3.displayMenu(findPosX(document.getElementById("button3"))+10,findPosY(document.getElementById("button3"))+31);
}
function show_b4()
{
	document.getElementById("button4").src = "images/site_10_over.gif";
	menu_4.displayMenu(findPosX(document.getElementById("button4"))+10,findPosY(document.getElementById("button4"))+31);
}
function show_b5()
{
	document.getElementById("button5").src = "images/site_11_over.gif";
	menu_5.displayMenu(findPosX(document.getElementById("button5"))+10,findPosY(document.getElementById("button5"))+31);
}