var objNavMenu = null;
		var prevObjNavMenu = null;
		var prevObjDropMenu = null;
		var numDropMenu = 8;
		
		////// link styles
		var bgLinkColor = '#cccccc';
		var bgLinkHover = '#ffffff'
		var bgLinkActive = '#000000'
		var linkColor = '#000000'
		var linkHover = '#cococo'
		var linkActive = '#ffffff'
			
		var isIE = null;
			if (navigator.appName.indexOf('Microsoft Internet Explorer') != -1) isIE=1;

			function initDropMenu () 
				{document.onclick = hideDropMenu; for (i=1; i<=numDropMenu; i++) 
					{ menuName = 'dropMenu' + i;
					navName = 'navMenu' + i;
					objDropMenu = document.getElementById(menuName);
					objNavMenu = document.getElementById(navName);
					objDropMenu.style.visibility = 'hidden';
					objNavMenu.onmouseover =  menuHover;
					objNavMenu.onmouseout = menuOut;
					objNavMenu.onmouseover = showDropMenu;
					document.onclick = hideDropMenu;
					}
				objNavMenu = null;
				return;}

			function  menuHover(e)
			{
				document.onclick = null;
				hoverObjNavMenu = document.getElementById(this.id);
				if (hoverObjNavMenu != objNavMenu) {
					hoverObjNavMenu.style.color = linkHover;
					hoverObjNavMenu.style.backgroundColor = bgLinkHover;}		
			}
			
			function menuOut (e)
			{
				document.onclick = hideDropMenu;
				outObjNavMenu = document.getElementById(this.id);
				if (outObjNavMenu != objNavMenu) {
					outObjNavMenu.style.color = linkColor;
					outObjNavMenu.style.backgroundColor = bgLinkColor;}
			}
			
			function showDropMenu(e)
			{
				menuName = 'drop' + this.id.substring(3,this.id.length);
				objDropMenu = document.getElementById(menuName);
				if (prevObjDropMenu == objDropMenu) 
				{
					hideDropMenu();
					return;
				}
				if (prevObjDropMenu != null) hideDropMenu();
					objNavMenu = document.getElementById(this.id);
				if ((prevObjNavMenu != objNavMenu ) || (prevObjDropMenu == null)) 
				{
					objNavMenu.style.color = linkActive;
					objNavMenu.style.backgroundColor = bgLinkActive;
				}
				
				if (objDropMenu)
				{
					xPos = objNavMenu.offsetParent.offsetLeft + objNavMenu.offsetLeft;
					yPos = objNavMenu.offsetParent.offsetTop + objNavMenu.offsetParent.offsetHeight;
					if (isIE) 
					{
						yPos -= 1;
						xPos -= 6;
					}
					objDropMenu.style.left = xPos + 'px';
					objDropMenu.style.top = yPos + 'px';
					objDropMenu.style.visibility = 'visible';
					prevObjDropMenu = objDropMenu;
					prevObjNavMenu = objNavMenu;
				}
			
			}
			
			function hideDropMenu() 
			{
				document.onclick = null;
				if (prevObjDropMenu) 
				{
					prevObjDropMenu.style.visibility = 'hidden';
					prevObjDropMenu = null;
					prevObjNavMenu.style.color = linkColor;
					prevObjNavMenu.style.backgroundColor = bgLinkColor;
				}
				objNavMenu = null;
			}