// JavaScript Document
function mysearch()
{
   var searchw=document.searchform.searchkey.value;
   if (searchw=="")
 {
    alert('请输入关键字!');
    document.searchform.searchkey.focus();
    return false;
 } 
   document.searchform.submit();
}
function search_fair()
{
   var searchw=document.fairform.searchk.value;
   if (searchw=="请输入关键字")
 {
    document.fairform.searchk.value='';
    document.fairform.searchk.focus();
 } 
}
function search_key()
{
   var searchw=document.fairform.searchk.value;
   if (searchw=="")
 {
    document.fairform.searchk.value='请输入关键字';
 } 
}
function div(index){
 switch(index){
			case 1:
              document.getElementById('news1').style.display = 'block' ;
			  document.getElementById('sright1').className="fl white FB class1";
              document.getElementById('news2').style.display = 'none' ;
			  break;
			case 2:
              document.getElementById('news1').style.display = 'none' ;
			  document.getElementById('sright1').className="fl white FB class2";
              document.getElementById('news2').style.display = 'block' ;
			  break;
		}
}