function regCheck() {
	
		valid = true;
		
		if ( (document.getElementById("blog_url_f").value=='') || (document.getElementById("blog_url_f").value=='http://') ) {
		document.getElementById("blog_url").className = 'clear error';
		valid = false;
		} else {
		document.getElementById("blog_url").className = 'clear';
		}
		
		if ( (document.getElementById("blog_feed_f").value=='') || (document.getElementById("blog_feed_f").value=='http://') ) {
		document.getElementById("blog_feed").className = 'clear error';
		valid = false;
		} else {
		document.getElementById("blog_feed").className = 'clear';
		}
		
		if ( document.getElementById("blog_community_f").value=='' ) {
		document.getElementById("blog_community").className = 'clear error';
		valid = false;
		} else {
		document.getElementById("blog_community").className = 'clear';
		}
		
		if ( document.getElementById("email_f").value=='' ) {
		document.getElementById("email").className = 'clear error';
		valid = false;
		} else {
		document.getElementById("email").className = 'clear';
		}
		
		if ( document.getElementById("username_f").value=='' ) {
		document.getElementById("username").className = 'clear error';
		valid = false;
		} else {
		document.getElementById("username").className = 'clear';
		}
		
		passMatch();
		
		if ( document.getElementById("password_f").value=='' ) {
		document.getElementById("password").className = 'clear error';
		valid = false;
		} else {
		document.getElementById("password").className = 'clear';
		}
		
		if ( document.getElementById("password_repeat_f").value=='' ) {
		document.getElementById("password_repeat").className = 'clear error';
		valid = false;
		} else {
		document.getElementById("password_repeat").className = 'clear';
		}
		
		if ( document.getElementById("agree_terms_f").checked==false ) {
		valid = false;
		document.getElementById("agree_terms").style.color = '#990000';
		//alert("To complete the registration you must agree with terms of use.");
		} else {
		document.getElementById("agree_terms").style.color = '';
		}
		
		return valid;
		
	} // end function

	
function passMatch() {
	
		document.getElementById("password_repeat").className = 'clear';
		
		if ( document.getElementById("password_f").value!='' && document.getElementById("password_repeat_f").value!='' ) {
		
			if(document.getElementById("password_f").value!=document.getElementById("password_repeat_f").value) {
					
					document.getElementById("password_repeat").className = 'clear error';
					alert("Gesla se ne ujemata!");
					valid = false;
					
			}
		}
		
	} // end function passMatch
	

function IsNumeric(sText)

{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }
   




function loginCheck()
{
	valid = true;
		
	if ( document.getElementById("username_f").value=='' ) {
	document.getElementById("username").className = 'clear error';
	valid = false;
	} else {
	document.getElementById("username").className = 'clear';
	}
	
	if ( document.getElementById("password_f").value=='' ) {
	document.getElementById("password").className = 'clear error';
	valid = false;
	} else {
	document.getElementById("password").className = 'clear';
	}
	
	return valid;
}

function activationCheck()
{
	valid = true;
		
	if ( document.getElementById("activationCode_f").value=='' ) {
	document.getElementById("activationCode").className = 'clear error';
	valid = false;
	} else {
	document.getElementById("activationCode").className = 'clear';
	}
	
	return valid;
}