// JavaScript Document
function validateEmail(str) {
      
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){		  
		   return false;		}
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){		   
		   return false;		}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){		    
		    return false;		}
		 if (str.indexOf(at,(lat+1))!=-1){
		    return false;		 }
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){		   
		    return false;		 }
		 if (str.indexOf(dot,(lat+2))==-1){		   
		    return false;		 }		
		 if (str.indexOf(" ")!=-1){		   
		    return false;		 }
 		 return true;				
	}	


function validatePhone(strng) {
		
//	var stripped = strng.replace(/[\(\)\.\-\ ]/g, '');	
	var stripped = strng;
	//strip out acceptable non-numeric characters
	if (isNaN(parseInt(stripped))) {
	   alert ("The phone number contains illegal characters.")
	   return false;
	}

   var strValidChars = "0123456789";
   var strChar;
   var blnResult = true;

   if (stripped.length == 0) return false;
   
   for (i = 0; i < stripped.length ; i++)
      {
      strChar = stripped.charAt(i);
     // alert (strChar);
	  if (strValidChars.indexOf(strChar) == -1)
         {
		 alert ("Please enter phone number with digits only.");	
         blnResult = false;
         return false;
		 }
     }
   	//return blnResult;
} // end function