// JavaScript Document
 function isNumber(data, type)
{
	var numStr=type;
	var thisChar;
	var counter=0;
	for(var i=0; i < data.length; i++)
		{
			thisChar=data.substring(i,i+1);
			if(numStr.indexOf(thisChar)!=-1)
			{counter++;}
		}
		if(counter==data.length)
		{return true;}
		else
		return false;
 }
 function checkmail(e)
          {
                var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i
                var returnval=emailfilter.test(e.value);
                return returnval;
          }

function validat1()
 {
   var ob = this.document.form2;
    

  if(ob.txtemailbox2.value =="")
   {
      alert("Enter the email id.");
      ob.txtemailbox2.focus();
      return false;
	}
     if(!checkmail(ob.txtemailbox26))
     {
        alert("Please enter valid email id.");
        ob.txtemailbox26.select();
        return false;
     }  
 }