function preimage() { 

  var d=document; if(d.images){ if(!d.p) d.p=new Array();

    var i,j=d.p.length,a=preimage.arguments; for(i=0; i<a.length; i++)

    if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}

}

function restaura() { 

  var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;

}

function encuentra(n, d) { 

  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {

    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}

  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];

  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=encuentra(n,d.layers[i].document); return x;

}

function rollouba() { 

  var i,j=0,x,a=rollouba.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)

   if ((x=encuentra(a[i]))!=null){document.sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}

}

function capitas() { 

  var i,p,v,obj,args=capitas.arguments;

  for (i=0; i<(args.length-2); i+=3) if ((obj=encuentra(args[i]))!=null) { v=args[i+2];

    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }

    obj.visibility=v; }

}

function navopen(theURL,winName,features) {

  window.open(theURL,winName,features);

}

function overELM(src,color) {

	if (!src.contains(event.fromElement)) {

	src.bgColor = color;

	}

}

function outELM(src,color) {

	if (!src.contains(event.toElement)) {

	src.bgColor = color;

	}

}

function abrelos(args) {

	sulinea = 'linea' + args;

	if ( 	document.getElementById(sulinea).style.display == "inline" ) {

	document.getElementById(sulinea).style.display='none';

	}

	else {

	document.getElementById(sulinea).style.display='inline';

	}

}

function pintaflash(peli,ancho,alto) {

	document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" width="'+ancho+'" height="'+alto+'" id="cabecera" align="middle">');

	document.write('<param name="movie" value="'+peli+'" />');

	document.write('<param name="quality" value="high" />');

	document.write('<param name="bgcolor" value="#FFFFFF" />');

	document.write('<embed src="'+peli+'" quality="high" bgcolor="#ffffff" width="'+ancho+'" height="'+alto+'" name="cabecera" align="right" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');

	document.write('</object>');

}

function coloron(objCampo){

	cambiaCSS(objCampo, 'input1on');

}

function coloroff(objCampo){

	cambiaCSS(objCampo, 'input1');

}

function cambiaCSS(obj, nombreCSS){

	if (obj.type != "radio") {

	obj.className = nombreCSS;

	}

}