function mostrarDIV(obID, estat){
	if (estat == 0){
		document.getElementById(obID).style.display = 'none';
	} else {
		document.getElementById(obID).style.display = 'block';
	}
}
function finestraDownload(obId){ 
	var opcions = 'width=0, height=0';
	var finestra = window.open(obId,'',opcions);
	finestra.focus();
}
function popup(obId){ 
	var opcions = '';
	var finestra = window.open(obId,'',opcions);
	finestra.focus();
}
function modifGen(obId, img, estat){
	document.getElementById(obId).className = 'cursorHand';
	if ( estat == 0 ){
		document.getElementById(obId).src=img+'.gif';
	} else {
		document.getElementById(obId).src=img+'_on.gif';
	}
}
/* */
function rowOverEffect(object) {
  if (object.className == 'lleiPDF') object.className = 'lleiPDFOn';
}

function rowOutEffect(object) {
  if (object.className == 'lleiPDFOn') object.className = 'lleiPDF';
}
/* */
function mostrarProv(idDIV){
	var img = document.getElementById(idDIV).src;
	var arraySRC = img.split("/");
	var imgNewArray = arraySRC[arraySRC.length-1].split(".");
	//
	var imgNew = "";
	for (i=0; i<arraySRC.length-1; i++){
		imgNew += arraySRC[i]+"/";
	}
	imgNew += imgNewArray[imgNewArray.length-2]+"_on."+imgNewArray[imgNewArray.length-1];
	//
	document.getElementById(idDIV).src = imgNew;
}
function ocultarProv(idDIV){
	var img = document.getElementById(idDIV).src;
	var arraySRC = img.split("/");
	var imgNewArray = arraySRC[arraySRC.length-1].split(".");
	//
	var imgNew = "";
	for (i=0; i<arraySRC.length-1; i++){
		imgNew += arraySRC[i]+"/";
	}
	//
	var nomArxiuNew = new String();
	nomArxiuNew = imgNewArray[imgNewArray.length-2]; 
	nomArxiuNew = nomArxiuNew.replace(/_on/g, ""); 	
	imgNew += nomArxiuNew+"."+imgNewArray[imgNewArray.length-1];
	//
	document.getElementById(idDIV).src = imgNew;
}
function locationProv(idProv){
	document.location.href = "llistat_prov.php?id="+idProv;
}
// es o no un numeral?...
function validaInt(value){
	return(value.match(/^[0-9]+$/))
}
// es un correu-e vālid?
function isEmailAddress(theElement, nombre_del_elemento ){
	var s = theElement.value;
	var filter=/^[A-Za-z.][A-Za-z0-9_]*@[A-Za-z0-9_]+\.[A-Za-z0-9_.]+[A-za-z]$/;
	if (s.length == 0 ) return true;
	   if (filter.test(s))
		  return true;
	   else
		 //alert("Entre una direccion de corre valida");
	theElement.focus();
	return false;
}