/*
 *   '$RCSfile: default.js,v $'
 *     Purpose: Default javascript functions for ecoinformatics.org web pages 
 *              Using this file rather than placing functions directly in 
 *              the web documents allows us to globally change the 
 *              functionality of the entire site in one easy place.
 *   Copyright: 2000 Regents of the University of California and the
 *               National Center for Ecological Analysis and Synthesis
 *
 *    '$Author: brooke $'
 *      '$Date: 2005/04/14 16:51:54 $'
 *  '$Revision: 1.5 $'
 *
 *
 */
	
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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];}}
}

function MM_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function doEmail(domain, name) {
  var content = "?subject="+name+" at ecoinformatics.org";
	var newWin = window.open("mailto:"+name+"@"+domain+content);
	if (newWin && newWin!=null) newWin.close();
}

function doSubscribe(form) {

 // alert("doSubscribe got form: "+form+"\n and email address: "+form.email.value);
  
  //get the email string from the form field and trim it of whitespace:
  var email = (form.elements["email"].value).replace(/^\s*/, '').replace(/\s*$/,'');
  if (email.indexOf("@")<0 || email.indexOf(" ")>0 || email.length<5) {
    alert("the email address you provided is not valid -\nplease check it and try again");
    return
  } 
  
  var password = Math.round(Math.random() * 1000000) + 123456789;
//  alert("password = "+password.toString(16));
  
  form.elements["email"].value   = email;
  form.elements["pw"].value      = password;
  form.elements["pw-conf"].value = password;
  
  form.submit();
  
  form.elements["email"].value   = "";
  form.elements["pw"].value      = "";
  form.elements["pw-conf"].value = "";

}