// checkk
function checkk()
{
	if(document.getElementById("keystr").value=="Products Search" || checkspace(document.getElementById("keystr").value)){
		alert("Please enter the product name you want to search!");
		document.getElementById("keystr").focus();
		return false;
		}
	}
	
	function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}