/* 
BioBio 07
JavaScript - common
Graphic Studio VLADO 
Martin Hozík, martin.hozik@vlado.cz
Timestamp: 15.2.2007 11:51:55
Enc: UTF-8
*/




/** fce registruje funkce na udalosti objektu */
function addEvent(obj, evType, fn) {
  if(obj.addEventListener) {
	  obj.addEventListener(evType,fn,true);
		return true;
	} else if(obj.attachEvent) {
	  var r = obj.attachEvent("on"+evType,fn);
		return r;
	}
  return false;
}

function checkBrowser(string) {
  var detect = navigator.userAgent.toLowerCase();
  if (detect.indexOf(string) != -1 ) {
    return true;
  }
  return false;
}



function menu()
{   
    var menu = document.getElementById('mainmenu');	
    var li = menu.getElementsByTagName('li');
		
	if((navigator.appName=='Microsoft Internet Explorer' && document.getElementById && !window.opera) || 0)
	{
		for(var i=0; i<li.length; i++)
		{
			li[i].onmouseover = function(){
									this.className+=' hover';
									this.firstChild.className +=' submenuOn';
								}
			li[i].onmouseout = function(){
									this.className = this.className.replace('hover','');
									this.firstChild.className = this.firstChild.className.replace(' submenuOn','');
								}
		}
	}
}

addEvent(window,'load',menu);