function check()
{
 	var obj_form = document.frm_searchresults
	var	obj_element = obj_form.cbo_order
 	var str_value = obj_element.options[obj_element.selectedIndex].value
	var str_value1 = obj_form.txt_keywords.value
	var b_correct = true
  if(b_correct && str_value == "" && str_value1 !="")
  {
  alert("Select a search string");
  obj_element.focus();
  b_correct=false
  }

  if(b_correct &&str_value !="" && str_value1 == "" )
  {
   alert("Enter the search text");
  obj_element.focus();
  b_correct=false
  }
 
   if(b_correct)
  {
	frm_searchresults.action="searchresults.asp";
	frm_searchresults.method = "post";
	frm_searchresults.submit();
  }
  }