function rollOn(camp){
	document.getElementById(camp).src='http://www.entitatscatalanes.com/skins/ecp_glacial1/img/menuon.gif';
}
function rollOut(camp){
	document.getElementById(camp).className='tdmenuoff';
}

function win_popup(theURL,w,h,winName) 
{ 

var windowprops ="top=50,left=250,toolbar=no,location=no,status=no, menubar=no,scrollbars=no, resizable=no,width=" + w + ",height=" + h;
winName="";
window.open(theURL,winName,windowprops); 

}
function input_on(camp){
	document.getElementById(camp).className='input_on';
}

function input_off(camp){
	document.getElementById(camp).className='input_off';
}

function checkValorForm(camps){ 
	var i,error;
	error=1;
	i=0;	
	camps=camps.split(',');
	
	while(i<camps.length && error==1){
		if(camps[i]=='email'){
			if ((document.getElementById('email').value =="") || !(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.getElementById('email').value))){
      			alert("Email incorrecte.");
      			error=0;
    		}
		}else if(document.getElementById(camps[i]).value=="" || document.getElementById(camps[i]).value=="0"){
			alert("Has deixa't un camp obligatori sense omplir");
			document.getElementById(camps[i]).focus();
			error=0;
		}
		i++;
	}
	if(error) document.getElementById('inscrip').submit();
}