function QueryfrmProduct(msg)
{
    var theForm = window.document.frmQueryProduct;
	var manufacturers_id=theForm.cboManuf.value;
	var products_nm=theForm.txtproducts_nm.value;	
	
	if(theForm.txtproducts_nm.value=="" && theForm.cboManuf.value=="0") {
		alert(msg) ;
        theForm.txtproducts_nm.focus();
        return false;
    }
	var strLink="index.php?pd=8&md="+manufacturers_id+"&pnm="+products_nm;
	window.location.href=strLink;
}

function stopRKey(evt) {
   var evt = (evt) ? evt : ((event) ? event : null);
   var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);
   if ((evt.keyCode == 13) && (node.type=="text")) 
   {
	  return false;
	}
}
//document.onkeypress = stopRKey;