function emailOnClick()
	{
	var input = document.getElementById("newsletter_email");
	if(input.value=="Írd be az E-mail címed")
		{
		input.value="";
		}
	}
function emailOnBlur()
	{
	var input = document.getElementById("newsletter_email");
	if(input.value=="")
		{
		input.value="Írd be az E-mail címed";
		}
	}
function newsletterSubmit()
	{
	var email = $('#newsletter_email').val();
  if(email.indexOf("@") != -1 || email.indexOf(".") != -1) 
		{ 
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   	var first = email.split("@");
   	var user = first[0];
   	var second = first[1].split(".");
   	var domain = second[0];
   	var ending = second[1];
		if(reg.test(email) == true) 
	 		{
   		if(user.length > 2 || domain.length > 2 || ending.length > 2 || reg.test(email) == true)
				{
				$('#newsletter_email').val('Írd be az E-mail címed');
				loadInBack('newsletter','email='+email);
   		  } 
			}
		}
	}