var CurrentMenu;
function ShowDDMenu(strMenuid)
{
	var clientWidth;
	var clientHeight;
	var iPos = 0;
	var menuid;
			
	try{
		menuid = document.getElementById(strMenuid);
	
		HideDDMenu();
			
		clientWidth = document.body.offsetWidth;
		//alert(clientWidth);
		try{
			clientHeight = 140;
			menuid.style.top = clientHeight + 'px';
			switch (menuid.id.replace('ddmenu',''))
			{
				case "2":
					CurrentMenu = document.getElementById('bt_03');
					iPos = 192 + 0;
					break;
				case "3":
					CurrentMenu = document.getElementById('bt_04');
					iPos = 192 + 106;
					break;
				case "4":
					CurrentMenu = document.getElementById('bt_05');
					iPos = 192 + 236;
					break;
				case "5":
					CurrentMenu = document.getElementById('bt_06');
					iPos = 192 + 367;
					break;
				case "6":
					CurrentMenu = document.getElementById('bt_07');
					iPos = 192 + 485;
					break;
				case "7":
					CurrentMenu = document.getElementById('bt_08');
					iPos = 192 + 598;
					break;
			}
			//alert(window.navigator.appVersion + ':::'+window.navigator.userAgent);
			if(window.navigator.appName != "Microsoft Internet Explorer")
			{	
				if (window.navigator.appVersion.indexOf("Safari")>0)
					clientWidth = (clientWidth-900)/2 + 6 + iPos;
				else
					clientWidth = (clientWidth-900)/2 + 6 + iPos;
			}
			else
			{
				clientWidth = (clientWidth-900)/2 - 14 + iPos;
			}
			menuid.style.left = clientWidth + "px";
			
		}
		catch(Ex){
			menuid.style.top = "";
			menuid.style.left = "";
		}
		CheckImage();
		menuid.style.visibility='visible';
	}
	catch(Ex){}
}

function HideDDMenu()
{
	for (var i=0; i<10; i++) 
	{
		try{
			document.getElementById("ddmenu" + i).style.visibility='hidden';
		}
		catch(Ex){}
	}
	SubRollout();	
}
function CheckImage()
{
	//alert(CurrentMenu.src.indexOf('_on.gif'));
	if (CurrentMenu.src.indexOf('_on.gif')<1)
		CurrentMenu.src = CurrentMenu.src.replace('.gif','_on.gif');
}	

function ScrollToAnchor(strAnchor)
{
	if (strAnchor != '')
		location.hash = strAnchor;
}