/* Javascript utilities for http://www.joli-ecotours.com */

/* load stylesheet when javascript is enabled */
var compatible = (document.getElementsByTagName && document.createElement);
if (compatible) { document.write('<link rel="stylesheet" href="http://www.joli-ecotours.com/js-enabled.css" type="text/css" media="screen" />'); } 



/* XHTML compliant new window function. Replaces target="_blank" attribute. Does NOT work in IE5.0 Windows, don't know why */

function externalLinks() {
	if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external") 
       anchor.target = "_blank";
 }
} 


/* Image Preload function */

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

/* Jump menu function in form */

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

/* Call Javascript function in index page */

function MM_callJS(jsStr) { //v2.0
  return eval(jsStr)
}



/* go to url*/

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

/* Change class */

function change(identity, newClass) {

identity.className=newClass;
}

function Popup(winUrl) {
window.open(winUrl,"","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=640,height=590,left=80,top=80");

}

/* Form validation */

function MM_validateForm() { //v4.0
  if (document.getElementById){
    var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
    for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=document.getElementById(args[i]);
      if (val) { nm=val.name; if ((val=val.value)!="") {
        if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
          if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
        } else if (test!='R') { num = parseFloat(val);
          if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
          if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
            min=test.substring(8,p); max=test.substring(p+1);
            if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
      } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
    } if (errors) alert('The following error(s) occurred:\n'+errors);
    document.MM_returnValue = (errors == '');
} }

/* visited class in slidingpanels */

function addVisited(element){
	
	if (element.className == "visited")  return false;
	
	newClassName = element.className;
	newClassName+= " visited";
	element.className = newClassName;
	
}