function ctlSearch_OnClick ()    
{    
 var url;    
 var theform = document.frmSearchBox;    
     
 if (theform.keyword.value.length < 2)    
 {    
  alert('Please enter at least two characters.');    
  theform.keyword.focus();    
 }    
 else    
 {    
 var iIndex = theform.ddlSearchType.selectedIndex;    
 var sSearchType = theform.ddlSearchType.options[iIndex].value;    
      
// Version 2.7 release    
// 1. using default Domain, like "orientalmotor.thomasnet.com" in our sample     
// 2. using root category shortName, like "all-categories" in our sample    
  url = "http://lubricationengineersinc.thomasnet-navigator.com/keyword/?&plpver=10&key=all&keycateg=100"   
  url = url + "&SchType=" + sSearchType;    
  url = url + "&keyword=" + encodeURI(theform.keyword.value);    
  url = url + "&refer=" + encodeURI("http://" + document.location.hostname);    
       
  document.location.href = url;    
 }    
//alert (url);        
}