function isBlank(obj,objval,msg)
{
	if(objval == "")
	{
		
		alert("- " + msg + " is required.");
		obj.focus();
	    return false;	
	}
	else
	return true;
}
function trimAll(sString)
{
	while (sString.substring(0,1) == ' ')
	{
	sString = sString.substring(1, sString.length);
	}
	
	while (sString.substring(sString.length-1, sString.length) == ' ')
	{
	sString = sString.substring(0,sString.length-1);
	}
	return sString;
}
function isPhone(strng)
{
	if (isNaN(parseInt(strng.value)) || parseInt(strng.value) < 0)
	{
	   alert('- Invalid Phone no.!')
	   strng.focus();
	   return false;	
	}
	else
		return true;
}
function isEmail(IsItReal,IsItRealval,name)
{
	if (IsItRealval != "")
	{
		var valEmail = IsItRealval;
		var reg = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if(reg.test(valEmail))
			return true;
		else
		{
			alert('- Invalid '+name+'.')
			IsItReal.focus();
			return false;
		}
	
	}
	else
	{
		alert('- '+name+' is required.')
		IsItReal.focus();
		return false;
	}
		
}