function currentLink(nLnk){
	for(i=2; document.getElementById('lnk'+i); i++) document.getElementById('lnk'+i).className='menu';
	if (nLnk!='lnk1') document.getElementById(nLnk).className='item';
	currentLink2('p'+nLnk);
	document.getElementById('mw').options[parseInt(nLnk.substr(3))].selected='true';
}	



function currentLink2(nLnk){
	for(i=2; document.getElementById('plnk'+i); i++) document.getElementById('plnk'+i).className='menu';
	if (nLnk!='plnk1') document.getElementById(nLnk).className='item';
}	



function getCookie(name){
  cookie = " "+document.cookie;
  offset = cookie.indexOf(" "+name+"=");

  if (offset == -1) return undefined;

  offset += name.length+2;
  end     = cookie.indexOf(";", offset)

  if (end == -1) end = cookie.length;

  return unescape(cookie.substring(offset, end));
}



function validar(){
	if (	document.f.nome.value=='' || 
			document.f.apelidos.value=='' || 
			document.f.empresa.value=='' ||
			document.f.cargo.value=='' ||
			document.f.nifcif.value=='' ||
			document.f.dir.value=='' ||
			document.f.cp.value=='' ||
			document.f.loc.value=='' ||			
			document.f.prov.value=='' ||	
			document.f.tlfno.value=='' ||	
			document.f.email.value==''
		)	
	{alert('Todos os campos son de obrigatorio cumprimento'); return false; }
	else return true; 
}


function changeImage(name,ImgName){ document.images[name].src = ImgName; }



function getParam(t){
	//alert(t);
	var params='?params=1&';
	for(var i=0; i<t.elements.length; i++){
		alert(t.elements[i].value);
		if (t.elements[i].value!="undefined") params+=t.elements[i].name+'='+t.elements[i].value+'&';
	}
		return params;
}

/* quita borde punteado de los links ---------------------------------------------------------------------------*/
function noplink() {
	lnks=document.getElementsByTagName("a").length;
	for (i=0;i<lnks;i++)
	document.getElementsByTagName("a").item(i).onfocus=new Function(" (this.blur)?this.blur():NULL;")
}


function itemMenu(itm){
	//alert(itm.className);
	for(i=1; document.getElementById('itm'+i); i++) if (document.getElementById('itm'+i).className=='item') document.getElementById('itm'+i).className='menu';
	itm.className='item';

}




/* ajusta la altura de la capa principal al contenido ---------------------------------------------------------------------------*/
function hifr(kp, limite, ifr) {
	var altura=(kp.offsetHeight>limite)?kp.offsetHeight:limite;
	//alert(altura);
	//alert(ifr.style.height);
	ifr.style.height=(altura+20)+'px';
}

function hifr2(ifr) {
	var altura=1200; //(kp.offsetHeight>limite)?kp.offsetHeight:limite;
	//alert(altura);
	//alert(ifr.style.height);
	ifr.style.height=(altura+20)+'px';
}