<!--Pop_UP 																									-->
<!--******************************************************************************************************* -->

var ventana=false;

function Pop_UP(url, ancho, alto, titulo)
{
	
	if (typeof ventana.document == "object") {ventana.close()}	
	LeftPosition = (screen.width) ? (screen.width-ancho)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-alto)/2 : 0;
	
	destino = "imagen.php?url=" + url + "&titulo=" + titulo;
	ventana = window.open(destino, "Imagen", "status = 1, left = " + LeftPosition + ", top = " + TopPosition + ", height = " + alto + ", width = " + ancho + ", resizable = 0" )
}

function abrir_ventana(pagina,nombre,w,h,scroll)
{
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	settings =
	'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable=0,menubar=0,directories=0,location=0,toolbar=0,'
	win = window.open(pagina,nombre,settings)
}




<!--Enlaza																									-->
<!--******************************************************************************************************* -->

function enlaza (index)
{
	
	<!-- Definición de variables privadas ***************************** -->
	var bucle;
	p_formid = index;
	
			  
	<!-- Bucle principal ********************************************** -->
	<!-- ************************************************************** -->
	<!-- Recorre un bucle a través de todos los objetos del formulario  -->
	<!-- y activa sus eventos 								   -->
	<!-- ************************************************************** -->
	
	for (bucle=0; bucle < document.forms[index].elements.length; bucle++)
	{
		
		<!-- Cajas de texto ****************************************** -->

		if (document.forms[index].elements[bucle].type == 'text')
		{
			document.forms[index].elements[bucle].onclick = seleccion; 
			document.forms[index].elements[bucle].onblur = lostfocus;
			document.forms[index].elements[bucle].onfocus = gotfocus;
		}
	}
}



<!-- On Blur ****************************************************** -->
<!-- ************************************************************** -->
		
function lostfocus()
{
	
	if (window.event.srcElement.name.split("___")[3] == '1')
	{
		if (window.event.srcElement.value == '')
		{
			window.event.srcElement.className='boton2';
		}
		else
		{
			window.event.srcElement.className='boton2';
		}
	}
	else
	{
		window.event.srcElement.className='boton2';		
	}
}
		

<!-- ************************************************************** -->
<!-- On Focus ***************************************************** -->
<!-- ************************************************************** -->

function gotfocus()
{
	window.event.srcElement.className='boton2';
}

function seleccion()
{
	window.event.srcElement.focus();
}