function makeNumerical(o){
	if(validNumber(o.Value))
	{
		alert("Please enter right number")
		o.Focus
		return;

	}
}

function validNumber(value)
{
	var rv = false;
	var days = value;
	var redays = /(\D)/;
	rv =  redays.test(days);
	return rv;
}

function validateCosmic()
{
	var name =returnObjById("name");
	if(name.value == null || name.value == "")
	{
		alert("Please enter your name");
		name.focus;
		return false;
	}
	
	var emailFrom =returnObjById("email_from");
	if(emailFrom.value == null || emailFrom.value == "")
	{
		alert("Please enter your eamil");
		emailFrom.focus;
		return false;
	}	
	else if(!isEmailAddr(emailFrom.value))
	{
		alert("Please enter valid eamil");
		emailFrom.focus;
		return false;
	}
	
	var comment =returnObjById("Comment");
	if(comment.value == null || comment.value == "")
	{
		alert("Comment cannot be empty");
		comment.focus;
		return false;
	}	
}
function validateQuestion()
{
	var name =returnObjById("name");
	if(name.value == null || name.value == "")
	{
		alert("Please enter your name");
		name.focus;
		return false;
	}
	
	var emailFrom =returnObjById("email_from");
	if(emailFrom.value == null || emailFrom.value == "")
	{
		alert("Please enter your eamil");
		emailFrom.focus;
		return false;
	}	
	else if(!isEmailAddr(emailFrom.value))
	{
		alert("Please enter valid eamil");
		emailFrom.focus;
		return false;
	}
	
	var question =returnObjById("question");
	if(question.value == null || question.value == "")
	{
		alert("Question cannot be empty");
		question.focus;
		return false;
	}	
}

function returnObjById( id ) 
{ 
if(document.getElementById) 
var returnVar = document.getElementById(id);
else if (document.all)
var returnVar = document.all[id];
else if (document.layers)
var returnVar = document.layers[id];
return returnVar;
}

function isEmailAddr(s) {
	var rv = false;
	if ((s == null) || (s.length == 0)) rv = false;
	else {
		var reEmail = /([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		rv = reEmail.test(s);
	}
	if (rv) return rv;
	else {
		return false;
	}
}