//---------------------------------------------------------------------------------
//menue.js
//Provides functionality to the dhtml-dropdownmenu
//Autor: Mwirrer
//Last Change: 04.09.2002
//---------------------------------------------------------------------------------


//---------------------------------------------------------------------------------
function MM_findObj(n, d) { //v4.0
//gets a reference to an object in the dhtml-layer
//---------------------------------------------------------------------------------
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

//---------------------------------------------------------------------------------
function MM_showHideLayers() { //v3.0
//Shows or hides MenuDiv-Layers
//---------------------------------------------------------------------------------
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { 
		obj=obj.style; 
		v=(v=='show')?'visible':(v='hide')?'hidden':v; 
	}
    obj.visibility=v; 
  }
}

// -----------------------------------------------------------------
function hideAll(level) {
// Hides the Menus which have a level higher than the 
// MenuLevel. 
// -----------------------------------------------------------------

   for(i=0;i<MenuDiv.length;i++) {
		deeplevel = MenuLevel[i];
		//alert(MenuName[i] + " " + MenuDiv[i]+ " " + deeplevel+" "+level);
		if(level <= deeplevel) {
			MM_showHideLayers(MenuDiv[i],'','hide');
		}
   }
}