/*---=== CRETA ===---*/
function cambia(capa,ver){
	c = document.getElementById(capa);
	c.style.visibility = ver;
}
function coloca_pie(){
	p = document.getElementById("pie");
	t = document.getElementById("txt");
	if (t.scrollHeight > document.body.scrollHeight) { 
		a = (t.scrollHeight*1)+177;
	} else { 
		a = (document.body.scrollHeight*1)-24; 
	}
	//alert("---"+a+"---"+t.scrollHeight+"---"+document.body.scrollHeight);
	//t.style.height = (a*1)+24+"px";
	p.style.top =  a+"px";
	p.style.visibility = "visible";
}
function home(){
	if (navigator.appName=="Microsoft Internet Explorer") {
		h1 = document.getElementById("home1");
		h2 = document.getElementById("home2");
		h3 = document.getElementById("home3");
		h1.style.backgroundAttachment="fixed";
		h2.style.backgroundAttachment="fixed";
		h3.style.backgroundAttachment="fixed";
	}
}
function imprimir(url,strParamName){
  var strReturn = "";
  var strHref = url;
  if ( strHref.indexOf("?") > -1 ){
    var strQueryString = strHref.substr(strHref.indexOf("?")).toLowerCase();
    var aQueryString = strQueryString.split("&");
    for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
      if (aQueryString[iParam].indexOf(strParamName + "=") > -1 ){
        var aParam = aQueryString[iParam].split("=");
        strReturn = aParam[1];
        break;
      }
    }
  }
  window.open("print.php?iden="+strReturn);
}