/* JavaScript Functions for Revent Software website */
<!--
var ns4 = (document.layers);
var ie4 = (document.all && !document.getElementById);
var ie5 = (document.all && document.getElementById);
var ns6 = (!document.all && document.getElementById);
var proj_ary = Array();

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_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_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 val_user_form(formref)
{
  if (blank_field(formref.first_name))
  {
  	alert("Please enter a first name.");
    formref.first_name.focus();
    formref.first_name.select();
    return false;
  }
  if (blank_field(formref.last_name))
  {
  	alert("Please enter a last name.");
    formref.last_name.focus();
    formref.last_name.select();
    return false;
  }
  if (blank_field(formref.email) || invalid_email(formref.email))
  {
    alert("Please enter a valid email address.");
    formref.email.focus();
    formref.email.select();
    return false;
  }
  // only validate passwords if they are changing them. If they are blank, do nothing.
  if ( !(blank_field(formref.passwd) && blank_field(formref.passwd_conf)) )
  {
     if (blank_field(formref.passwd))
     {
       alert("Please enter a password.");
       formref.passwd.focus();
       formref.passwd.select();
       return false;
     }
     else
     {
         if (blank_field(formref.passwd_conf))
         {
           alert("For security, please re-enter your password in the Confirm Password field.");
           formref.passwd_conf.focus();
           formref.passwd_conf.select();
           return false;
         }
         else
         {
             if (formref.passwd_conf.value != formref.passwd.value)
             {
                 alert('Passwords do not match. Please re-enter your password and confirm.');
                 formref.passwd_conf.focus();
                 formref.passwd_conf.select();
                 return false;
             }
         }
     }
  }

  return true;
}

function trim_project_list(formref, clientid, project)
{
   // do not try to trim list if only one project in list
   if (proj_ary.length < 2) return;

   formref.pid.options.length = 0;
   formref.pid.selectedIndex = -1;
   num_projects = proj_ary.length;

   // for each entry in proj_ary
   found = false;
   for(i=0;i<num_projects;i++)
   {
      if (clientid == 0 || clientid == proj_ary[i][0])
      {
         formref.pid.options[formref.pid.options.length] = new Option(proj_ary[i][2],proj_ary[i][1],false,false);
         found = true;
      }
   }
   if (project > 0)
   {
      for (i=0;i<formref.pid.options.length;i++)
      {
         if (project == formref.pid.options[i].value)
            formref.pid.selectedIndex = i;
      }
   }

   /*
   if(formref.pid.length==1)
      formref.pid.selectedIndex = 0;
      */
   if (!found)
      formref.pid.selectedIndex = -1;
}

function invalid_email(the_field)
{
  var field_str = new String(the_field.value);
  var ndx1 = field_str.indexOf("@");
  var field_sub_str = field_str.substr(ndx1+1, field_str.length);

  if (ndx1 > 0 && field_sub_str.indexOf(".") > 0) { return false; }
  else { return true; }
}

function blank_field(the_field)
{
  if (the_field.value == "") { return true; }
  else { return false; }
}
//-->