var menuTop = 45;

var menuLeft = 400;



var domSMenu = null;

var oldDomSMenu = null;

var t = 0;

var lDelay = 3;

var lCount = 0;

var pause = 100;



function popMenu(menuNum){

	if (isDHTML) {

///// Sets the previous menu's visibility to hidden

		t = 2;

		if (oldDomSMenu) {

			oldDomSMenu.visibility = 'hidden'; 

			oldDomSMenu.zIndex = '0'; 

			t = 2; 

			lCount = 0;

		}



///// Defines the DOMs	of the menu objects

		var idMenu = 'menuHead';

		var domMenu = findDOM(idMenu,0);



		var idMenuOpt = 'menuHead' + menuNum;

		var domMenuOpt = findDOM(idMenuOpt,0);		



		var idSMenu = 'menu' + menuNum;

		var domSMenu = findDOM(idSMenu,1);



///// Defines the positions of the sub-menus

	if (isID || isAll) { 	

				var menuLeft = (domMenu.offsetLeft) + (domMenuOpt.offsetLeft) + 5;

				var menuTop = (domMenu.offsetTop) + (domMenu.offsetHeight) + 5;

			}

		if (isLayers) {

				var menuLeft = document.layers[idMenu].layers[idMenuOpt].pageX - 5;

				var menuTop = domMenu.pageY + domMenu.clip.height - 5;

		}



///// Positions and shows the menu

		if (oldDomSMenu != domSMenu) {	

			domSMenu.left = menuLeft; 

			domSMenu.top = menuTop;

			domSMenu.visibility = 'visible';

			domSMenu.zIndex = '100';

			oldDomSMenu = domSMenu;

		}



///// Resets oldDom if it is the same as the current DOM

		else { oldDomSMenu = null; }

	}



////// Returns a 'null' value for non-DHTML Browsers 

	else { return null; }

}



function delayHide() {

///// Checks to see if there is a menu showing and whether 

///// the global variable 't' has been set to 0

    if ((oldDomSMenu) && (t == 0)) {



///// Hides the old menu, resets menu conditions, 

///// and stops the function running

        oldDomSMenu.visibility = 'hidden'; 

        oldDomSMenu.zIndex = '0';

        oldDomSMenu = null;

        lCount = 0; 

        return false;

    }



///// Interupts the function if another menu is opened

    if (t == 2) { lCount = 0; return false; }



///// Repeats the function adding 1 to lCount each time until 

///// lCount is equal to lDelay and then sets 't' to 0 so that 

///// the menu will hide when it runs again

    if (t == 1) { 

        lCount = lCount + 1;

        if (lDelay <= lCount) { t = 0; }

        if (lDelay >= lCount) { setTimeout('delayHide(' + t + ')',pause); }

    }

}