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;
  url = "http://catalog.amibearings.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;
 }  
}