<!--
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}

MM_reloadPage(true);

function checkBrowser(){
	this.ver=navigator.appVersion;
	this.dom=document.getElementById?1:0;
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	this.ie4=(document.all && !this.dom)?1:0;
	this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5);
	return this;
}

bw=new checkBrowser()

function showhide(div, nest){

	submenu = new Array(3)
	submenu[0] = "subCortinas"
	submenu[1] = "subCirculares"
	submenu[2] = "subCentrifugos"
	submenu[3] = "subAxiales"

	
	for (var i = 0; i <= 3; i++) {

	    obj=bw.dom?document.getElementById(submenu[i]).style:bw.ie4?document.all[submenu[i]].style:bw.ns4?nest?document[nest].document[submenu[i]]:document[submenu[i]]:0;
			
		if(submenu[i] != div) {
			obj.display = 'none';
		}
		else {
			if(obj.display == 'block'){
				obj.display = 'none'
			}
			else{
				obj.display = 'block'
			}
		}
 	}
	
}


function show(div,nest){
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
//	delay();
	obj.display='block';
}
function hide(div,nest){
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
//	delay();
	obj.display='none';
}


-->