function validate()
{
	 var str1=document.getElementById("mail_lag").value;
	 var str2=document.getElementById("mail_contact").value;
	 var str3=document.getElementById("mail_email").value;
	 var str4=document.getElementById("mail_lagets").value;
	 var str5=document.getElementById("mail_players").value;
	 var str6=document.getElementById("mail_leaders").value;

	 var error = "";
	 var trigger = "no";
	  
	 var strValidChars = "0123456789";
	 var strChar;
	 var strValue;
	 if(str1 == "")
	 {
		   error = error + "Vennligst fyll inn lag.\n";
		   trigger = "yes";
	 }
	 
	 if(str2 == "")
	 {
		   error = error + "Vennligst fyll inn kontaktperson.\n";
		   trigger = "yes";
	 }
	 
	 if(str3 == "")
	 {
		   error = error + "Vennligst fyll inn e-post.\n";
		   trigger = "yes";
	 }
	 
	 if(str4 == "")
	 {
		   error = error + "Vennligst fyll inn lagets klasse.\n";
		   trigger = "yes";
	 }
	  
	 if(str5 == "")
	 {
		   error = error + "Vennligst fyll inn ca. antall spillere.\n";
		   trigger = "yes";
	 }
	 
	 if(str6 == "")
	 {
		   error = error + "Vennligst fyll inn ca. antall ledere.\n";
		   trigger = "yes";
	 }
	 
	 
	 if (trigger == "yes")
	{
		alert (error);
		return false;
	}
	else
	{
		return true;
	}
	
}