<script type="text/javascript">

function queryfocus() {
  search = document.search;
  if (search != null) { search.query.focus(); }
}
function getCheckedValue() {
	var radioObj = document.search.plus
	var radioLength = radioObj.length;
	var plus = "";
	if(radioLength == undefined){
		if(radioObj.checked){
			plus =  radioObj.value;
		}
	}else{		
		for(var i = 0; i < radioLength; i++) {
			if(radioObj[i].checked) {
				plus = radioObj[i].value;
			}
		}
	}
	return plus;
}

function addPlus(){
   var plusTxt = "";
   var query = document.search.query

   plusTxt = getCheckedValue();
  
   if(plusTxt!=''){
       query.value = query.value + " +" + plusTxt;
   }
   return true;
}
</script>
