function setSearchOptions(idElement){
	/* Total Tabs above the input field (in this case there are 3 tabs: web, images, videos) */
	tot_tab =5 ;
	tab		= document.getElementById('tab'+idElement);
	search_option = document.getElementById('searchtype');
	for(i=1; i<=5; i++){
		if(i==idElement){
			//tab.setAttribute("class","selected");
			tab.className = "select_tab";
			search_option.value=idElement;
		} else {
			//document.getElementById('tab'+i).setAttribute("class","");
			document.getElementById('tab'+i).className = ""; 
		}
	}
}

function validateForm()
{
var x=document.forms["szukaj"]["key"].value
if (x==null || x=="")
  {
  //alert("First name must be filled out");
  return false;
  }
}