function validarBusqueda(){
	var query;
	query =  document.getElementById('query');
	
	if(query.value.length < 3){
		alert("Indique la b\u00fasqueda");
		return false;
	}
	return true;
}

/*****************************************************/


var cssmenuids=["siteNav"] //Enter id(s) of CSS Horizontal UL menus, separated by commas
var csssubmenuoffset=-1 //Offset of submenus from main menu. Default is 0 pixels.

function createcssmenu2(){
	for (var i=0; i<cssmenuids.length; i++){
	  var ultags=document.getElementById(cssmenuids[i]).getElementsByTagName("ul")
	    for (var t=0; t<ultags.length; t++){
				ultags[t].style.top=ultags[t].parentNode.offsetHeight+csssubmenuoffset+"px"
	    	var spanref=document.createElement("span")
				spanref.className="arrowdiv"
				spanref.innerHTML="&nbsp;&nbsp;&nbsp;&nbsp;"
				ultags[t].parentNode.getElementsByTagName("a")[0].appendChild(spanref)
	    	ultags[t].parentNode.onmouseover=function(){
						this.style.zIndex=100
	    	this.getElementsByTagName("ul")[0].style.visibility="visible"
						this.getElementsByTagName("ul")[0].style.zIndex=0
	    	}
	    	ultags[t].parentNode.onmouseout=function(){
						this.style.zIndex=0
						this.getElementsByTagName("ul")[0].style.visibility="hidden"
						this.getElementsByTagName("ul")[0].style.zIndex=100
	    	}
	    }
  }
}

if (window.addEventListener)
window.addEventListener("load", createcssmenu2, false)
else if (window.attachEvent)
window.attachEvent("onload", createcssmenu2)


	/*
	\u00e1 -> á
\u00e9 -> é
\u00ed -> í
\u00f3 -> ó
\u00fa -> ú
\u00c1 -> Á
\u00c9 -> É
\u00cd -> Í
\u00d3 -> Ó
\u00da -> Ú
\u00f1 -> ñ
\u00d1 -> Ñ 
	*/

function soloNumeros(myfield, e, dec){
	var key;
	var keychar;
	
	var contiene = myfield.value;
	
	if (window.event){
		key = window.event.keyCode;
	}else if (e){
		key = e.which;
	}else{
		return true;
	}
	   
	keychar = String.fromCharCode(key);
	
	// control keys
	if ((key==null) || (key==0) || (key==8) || (key==9) || (key==13) || (key==27) ){
		return true;
	}

	// numbers
	else if ((("0123456789").indexOf(keychar) > -1)){
		return true;
	}

	// decimal point jump
	else if (dec && (keychar == "."))  {
		//alert(contiene.indexOf('.'));
		if (contiene.indexOf('.') > -1){
			return false;
		}
	   return true;
	}
	else{
		return false;
	}   
}