function zoom(imagen) {
pagina="zoom.php?img="+imagen;
	var iMyWidth;
	var iMyHeight;
	var an=10;
	var al=10;
    pagina="zoom.php?img="+imagen;
	iMyWidth = (window.screen.width/2) - (an/2 + 10); 
	iMyHeight = (window.screen.height/2) - (al/2 + 40);;

window.open(pagina,'','width=400,height=400,resizable,scrollbars=no,statusbar=no');
}

function vaciar(){
document.agi.reset();
}

function enviar(){
  var error="no";
  error_init();
  if(document.agi.nombre.value == ""){
     error="si";
     error_nombre.style.display = 'block';
  }
  if(document.agi.apellidos.value == ""){
     error="si";
     error_apellido.style.display = 'block';
  }
  if(document.agi.email.value == ""){
     error="si";
     error_mail.style.display = 'block';
  } 

  if (error=="no"){
    document.agi.submit();
  }
}

function error_init(){
error_nombre.style.display = 'none';
error_apellido.style.display = 'none';
error_mail.style.display = 'none';
}

function inicializa(){
	inicializa_servicios();
	inicializa_referencias();
}

function desplegar(iden){
	 var elhtml = document.getElementById(iden);
     if (elhtml.style.display == 'none'){
		 elhtml.style.display = 'block';
	}
}

function borderize(op,color){
  miitem=eval(op+".style");
  miitem.borderColor=color;
}


function fnover(boton,rec,color){
	clearTimeout(timer);
 window.document[boton].src ="images/bot_on.jpg";
 borderize(rec,color);
}

function fnout(boton, rec, color){
 window.document[boton].src ="images/bot_off.jpg";
 borderize(rec,color);
}

function donothing(){

}

function ilumina(src,id){
		src.bgColor="#316AC5";
		tx=eval(id+".style");
		tx.color= "white";
}

function apaga(src,id){
		//src.bgColor="#FFFFFF";
		src.bgColor="#d1d4e3";
		tx=eval(id+".style");
		tx.color= "#000000";
}

function apaga2(src,id){
		//src.bgColor="#FFFFFF";
		src.bgColor="#FFFFFF";
		tx=eval(id+".style");
		tx.color= "#000000";
}

function temporizador(tipo,op){
	if(op==1){
		if(tipo=="servicios"){
            timer=setTimeout("inicializa_servicios()",500);
		}else{
			timer=setTimeout("inicializa_referencias()",500);
		}
	}else{
		if(timer){
       clearTimeout(timer);
		}
	}
}