function checkSize2(name)
{
	var q = document.getElementById(name).offsetHeight;
	
	z = (q + 367)+ "px";
	x = (q + 149)+ "px";
	q = (q + 197)+ "px";
	
	if(document.getElementById(name).offsetHeight  > 240)
	{
		document.getElementById('footer').style.top = (q);
		document.getElementById('content').style.height = (q);
		document.getElementById('site_left').style.height = (z);
		document.getElementById('site_right').style.height = (x);
	
	}
	
	if(document.getElementById('maincontent').offsetHeight <= 240)
	{
		document.getElementById('footer').style.top = "407px";
		document.getElementById('content').style.height = "270px";
		document.getElementById('site_left').style.height = "577px";
		document.getElementById('site_right').style.height = "426px";
	
	}
}
var percent = 0;
var timer;
function Dropmenu(name)

{
	if(name == 'login_div')
	 {
		 
var login = "<form action=\"main.php\" method=\"post\"><table><tr><td colspan=\"2\">Logt u zich in met uw gebruikersnaam en wachtwoord</td></tr><tr><td>Naam:</td><td><input name=\"Username\" type=\"text\" /></td></tr><tr><td>Password:</td><td><input name=\"Pass\" type=\"password\" /></td></tr><tr><td>&nbsp;</td><td align=\"right\"><input id=\"Login\" name=\"Login\" type=\"submit\" value=\"Login\"  class=\"button\" /></td></tr><tr><td><a href=\"#\" onclick=\"Dropmenu('reg_div');\">Registreren</a></td><td align=\"right\"><a href=\"#\" onclick=\"Exitmenu('login_div');\">Exit</a></td></tr></table></form>";
	 
	 	}
	 else
	 {
		document.getElementById(name).style.visibility = "visible";
		var login = "<form onsubmit=\"return checkForm();\" id=\"registerform\" method=\"post\"><table><tr><td colspan=\"2\">U kunt zich hier registreren door het formulier in te vullen</td></tr><tr><td>Naam:</td><td><input name=\"regname\" type=\"text\" /></td></tr><tr class=\"error\" id=\"regnameError\"> <td colspan=\"2\">U moet uw naam invullen</td></tr><tr><td>Achternaam:</td><td><input name=\"regsurname\" type=\"text\" /></td></tr><tr class=\"error\" id=\"regsurnameError\"> <td colspan=\"2\">U moet uw achternaam invullen</td></tr><tr><td>Straat + Huisnummer:</td><td><input name=\"regstreet\" type=\"text\" /></td></tr><tr class=\"error\" id=\"regstreetError\"> <td colspan=\"2\">U moet uw straat invullen</td></tr><tr><td>Postcode:</td><td><input name=\"regzipcode\" type=\"text\" /></td></tr><tr class=\"error\" id=\"regzipcodeError\"><td colspan=\"2\">U moet uw postcode invullen</td></tr><tr><td>Woonplaats:</td><td><input name=\"regvillage\" type=\"text\" /></td></tr><tr class=\"error\" id=\"regvillageError\"> <td colspan=\"2\">U moet uw woonplaats invullen</td></tr><tr><td>Telefoon:</td><td><input name=\"regphone\" type=\"text\" /></td></tr><tr><td>E-mailadres:</td><td><input name=\"regemail\" type=\"text\" /></td></tr><tr class=\"error\" id=\"regemailError\"> <td colspan=\"2\">U moet uw emailadres invullen of een correct emailadres invullen</td></tr><tr><td>Gebruikersnaam:</td><td><input type=\"text\" name=\"regusername\" onkeyup=\"showHint(this.value);\" /></td></tr><tr><td><div id=\"nickname\"></div></td><td></td></tr><tr class=\"error\" id=\"regusernameError\"> <td colspan=\"2\">U moet een gebruikersnaam invullen</td></tr><tr><td>Wachtwoord:</td><td><input name=\"regpassword\" type=\"password\" /></td></tr><tr class=\"error\" id=\"regpasswordError\"> <td colspan=\"2\">De wachtwoorden komen niet met elkaar overeen</td></tr><tr><td>Wachtwoord nogmaals:</td><td><input name=\"regpassword2\" type=\"password\" /></td></tr><tr><td>&nbsp;</td></tr><tr><td align=\"right\"><input type=\"submit\" value=\"Registreren\" class=\"button\" /></td><td align=\"right\"><a href=\"#\" onclick=\"Exitmenu('reg_div');\">Exit</a></td></tr></table></form>";		
	 } 
	document.getElementById(name).innerHTML = login;
	higher(name, 0);

}
function higher(name, percent)
{
	
		var name = name;
		var percent = parseInt(percent);
		document.getElementById(name).style.visibility = "visible";
		document.getElementById(name).style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity=" + percent + ")";
		document.getElementById(name).style.MozOpacity = percent / 100;
		document.getElementById(name).style.opacity = percent / 100;
		if(percent < 100)
			{
			setTimeout("higher('"+name+"', '"+(percent + 5)+"')", 100);
				}			
			
	}

function Exitmenu(name)

{

document.getElementById(name).style.visibility = "hidden";

}
function checkForm() {
	var	regname = document.getElementById("regname").value;
	var	regsurname = document.getElementById("regsurname").value;
	var	regstreet = document.getElementById("regstreet").value;
	var	regzipcode = document.getElementById("regzipcode").value;
	var	regvillage = document.getElementById("regvillage").value;
	var	regemail = document.getElementById("regemail").value;
	var	regpassword = document.getElementById("regpassword").value;
	var	regpassword2 = document.getElementById("regpassword2").value;
	var	regusername = document.getElementById("regusername").value;
	
	if (regname == "") {
		hideAllErrors();
		document.getElementById("regnameError").style.display = "inline";
		document.getElementById("regname").select();
		document.getElementById("regname").focus();
		  return false;
		  }	
	if (regsurname == "") {
		hideAllErrors();
		document.getElementById("regsurnameError").style.display = "inline";
		document.getElementById("regsurname").select();
		document.getElementById("regsurname").focus();
 		 return false;
  		 }
	if (regstreet == "") {
		hideAllErrors();
		document.getElementById("regstreetError").style.display = "inline";
		document.getElementById("regstreet").select();
		document.getElementById("regstreet").focus();
		  return false;
		  }
	if (regzipcode == "") {
		hideAllErrors();
		document.getElementById("regzipcodeError").style.display = "inline";
		document.getElementById("regzipcode").select();
		document.getElementById("regzipcode").focus();
		  return false;
		  }
	if (regvillage == "") {
		hideAllErrors();
		document.getElementById("regvillageError").style.display = "inline";
		document.getElementById("regvillage").select();
		document.getElementById("regvillage").focus();
		  return false;
		  }
	if (regemail == "" || regemail.indexOf('@', 0) == -1 || regemail.indexOf('.', 0) == -1) {
		hideAllErrors();
		document.getElementById("regemailError").style.display = "inline";
		document.getElementById("regemail").select();
		document.getElementById("regemail").focus();
		  return false;
		  }
	if(regpassword != regpassword2){
		hideAllErrors();
		document.getElementById("regpasswordError").style.display = "inline";
		document.getElementById("regpassword").select();
		document.getElementById("regpassword").focus();
		  return false;
		  }
	if(regusername == ""){
		hideAllErrors();
		document.getElementById("regusernameError").style.display = "inline";
		document.getElementById("regusername").select();
		document.getElementById("regusername").focus();
		  return false;
		  }
  return true;
  }

function hideAllErrors() {
	document.getElementById("regnameError").style.display = "none"
	document.getElementById("regsurnameError").style.display = "none"
	document.getElementById("regstreetError").style.display = "none"
	document.getElementById("regvillageError").style.display = "none"
	document.getElementById("regzipcodeError").style.display = "none"
	document.getElementById("regemailError").style.display = "none"
	document.getElementById("regpasswordError").style.display = "none"
	document.getElementById("regusernameError").style.display = "none"
	}