function checkEmpty()
{
	
	for(i=0; i<document.forms[0].elements.length-1; i++)
	{
		if(document.forms[0].elements[i].value == '')
		{
			if(i == 0 || i == 1 || i == 2 || i == 3 || i == 4||  i == 6)
			{
				//var name= document.forms[0].elements[i].name;
				alert('Required field cannot be left blank')
				document.forms[0].elements[i].focus()
				return false;
			}		
		}
    }
	return true;
}



function checkNo() 
{
    code = event.keyCode
    if ((code >= 48 && code <= 57) || code ==46) 
	{
        return true		
    }
    return false
}
function checkEmailId(txt)
{
	var Email;
	Email=/\w+([\.-]?\w+)*@\w+([\.-]?\w+)*\.(\w{2}|(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum))*/;
		
	var name = txt.value;
	if (!name.match(Email))
	{
		alert ("This is not Valid Email Id");
		txt.focus();		
	}
}