function check_form() {
	missinginfo = "";
	
	if (document.getElementById("namn").value == "") {
		missinginfo += "\n - Namn";
		document.getElementById('namn').style.border = "1px solid red";
	} else {
		document.getElementById('namn').style.border = "";
	}
	
	if ((document.getElementById("email").value == "") ||
		(document.getElementById("email").value.indexOf('@') == -1) ||
		(document.getElementById("email").value.indexOf('.') == -1)) {
		missinginfo += "\n - E-mail";
		document.getElementById('email').style.border = "1px solid red";
	} else {
		document.getElementById('email').style.border = "";
	}
	
	if (document.getElementById("url").value == "" || document.getElementById("url").value == "http://") {
		missinginfo += "\n - Namn";
		document.getElementById('url').style.border = "1px solid red";
	} else {
		document.getElementById('url').style.border = "";
	}
	
	if (document.getElementById("kommentar").value == "") {
		missinginfo += "\n - Namn";
		document.getElementById('kommentar').style.border = "1px solid red";
	} else {
		document.getElementById('kommentar').style.border = "";
	}
		      
	if (missinginfo != "") {
		missinginfo ="\n" +
		"Kontrollera att f\366ljande f\344lt \344r korrekt ifyllda:\n" + missinginfo;
		//alert(missinginfo);
		return false;
	}
		else return true;   
}