function key()
{
var keyword = document.getElementById('keywords').value.toLowerCase();
keyword = trim(keyword);
if(keyword!="")
{
document.getElementById("keyword").click();  
                return false;   
}
}
 function keys()
{
document.myform.action="http://www.hotxp.com/search.php";
  document.myform.submit();

}
function ltrim(str) {
        var pattern = new RegExp("^[\\s]+","gi");
        return str.replace(pattern,"");
}
function rtrim(str) {
        var pattern = new RegExp("[\\s]+$","gi");
        return str.replace(pattern,"");
}
function trim(str) {
        return rtrim(ltrim(str));
}
function keydown(e)
{var keynum;  
	if(window.event) // IE  
	     {  
    keynum = e.keyCode;      
     }   
     else if(e.which) // Netscape/Firefox/Opera  
    {  
    keynum = e.which;  
    
   }  

	if(keynum==13)
        {
        
                document.getElementById("keyword").click();  
                return false;                         
        }
}