// Email validation
function isEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function is_email(email)
 {
	 if(isEmailAddr(email))
		 return true;
	 else
		 return false;
	  //if(!email.match(/^[A-Za-z0-9\._\-+]+@[A-Za-z0-9_\-+]+(\.[A-Za-z0-9_\-+]+)+$/)) 
		//   return false;

	  //return true;
 }

// End blank validation
//==========================================================
// used for blank testing
function trim(inputString) 
 {
    if (typeof inputString != "string") { return inputString; }
    var retValue = inputString;
    var ch = retValue.substring (0, 1);
    while (ch == " ") { 
    retValue = retValue.substring(1, retValue.length);
    ch = retValue.substring(0, 1);
    }
    ch = retValue.substring (retValue.length-1, retValue.length);
    while (ch == " ") { 
    retValue = retValue.substring(0, retValue.length-1);
    ch = retValue.substring(retValue.length-1 , retValue.length);
    }
    while (retValue.indexOf("  ") != -1) { 
    retValue = retValue.substring(0, retValue.indexOf ("  ")) + retValue.substring(retValue.indexOf("  ")+1, retValue.length); 
    }
    return retValue; 
 } 
 // End for blank testing