activateMenu = function(nav) {
  /* currentStyle restricts the Javascript to IE only */
	if (document.all && document.getElementById(nav).currentStyle) {  
		var navroot = document.getElementById(nav);
    /* Get all the list items within the menu */
    var lis=navroot.getElementsByTagName("LI");  
		for (i=0; i<lis.length; i++) {
      /* If the LI has another menu level */
      if(lis[i].lastChild.tagName=="UL"){
        /* assign the function to the LI */
      	lis[i].onmouseover=function() {		
          /* display the inner menu */
          this.lastChild.style.display="block";
			  }
		    lis[i].onmouseout=function() {                       
          this.lastChild.style.display="none";
		    }
     		 }
	  }
	}
}

window.onload = function(){
  if (document.getElementById && document.getElementById('nav')){
    activateMenu('nav'); //you only need one of these for each menu
    //activateMenu('vertnav');  
  }
}

function highlight() {
szin=new Image();
szin.src="";
}