function launchHelp( type ) {
  var page = "help.php";
  
  if( type == "user" ){
	  page="userHelp.php";
  } else if( type == "instructor" ){
	  page="instructorHelp.php";
  }
  
  var params = "resizable, scrollbars, toolbar=no";
  if( window.screen ) {
    var ah = 400;//screen.availHeight - 30;
    var aw = 800;//screen.availWidth - 10;
    params += ",left=" + screen.availWidth/2;
    params += ",top=" + screen.availHeight/2;
    params += ",screenX=" + screen.availWidth/2;
    params += ",screenY=" + screen.availHeight/2;
    params += ",height=" + ah;
    params += ",innerHeight=" + ah;
    params += ",width=" + aw;
    params += ",innerWidth=" + aw;
  }
  win=window.open( "popup.php?page="+page, "help", params );
  win.focus();
}

function launchWhatsThis( askVal ) {
  var params = "resizable, scrollbars, toolbar=no";
  if( window.screen ) {
    var ah = 400;//screen.availHeight - 30;
    var aw = 600;//screen.availWidth - 10;
    params += ",left=" + screen.availWidth/2;
    params += ",top=" + screen.availHeight/2;
    params += ",screenX=" + screen.availWidth/2;
    params += ",screenY=" + screen.availHeight/2;
    params += ",height=" + ah;
    params += ",innerHeight=" + ah;
    params += ",width=" + aw;
    params += ",innerWidth=" + aw;
  }
  win=window.open( "popup.php?page=includes/whatsthis.php&ask=" + askVal, "wt", params );
  win.focus();
}


function launchDescription( prodId ) {
    var params = "resizable, scrollbars, toolbar=no";
    if (window.screen) {
      var ah = 400;//screen.availHeight - 30;
      var aw = 600;//screen.availWidth - 10;
      params += ",left=" + screen.availWidth/2;
      params += ",top=" + screen.availHeight/2;
      params += ",screenX=" + screen.availWidth/2;
      params += ",screenY=" + screen.availHeight/2;
      params += ",height=" + ah;
      params += ",innerHeight=" + ah;
      params += ",width=" + aw;
      params += ",innerWidth=" + aw;
    }
    win=window.open( "popup.php?page=includes/prodDescription.php&id=" + prodId, "desc", params );
    win.focus();
}


function launchProduct(url, aw) {
    var params = "resizable, scrollbars, toolbar=no";
    if (window.screen) {
      if( !aw ){
    	aw = 785;
      }
      var ah = screen.availHeight - 40;
      params += ",left=" + 5;
      params += ",top=" + 5;
      params += ",screenX=" + 5;
      params += ",screenY=" + 5;
      params += ",height=" + (ah - 5);
      params += ",innerHeight=" + ah;
      params += ",width=" + (aw + 15);
      params += ",innerWidth=" + aw;
    }
    win=window.open(url, "product", params);
    win.focus();
}

function launchPop( url, popname ) {
    var params = "resizable, scrollbars, toolbar=no";
    
    if( popname == "" ) {
      popname = "w";
    }
    
    if( window.screen ) {
      var ah = 400;//screen.availHeight - 30;
      var aw = 450;//screen.availWidth - 10;
      params += ",left=" + screen.availWidth/2;
      params += ",top=" + screen.availHeight/2;
      params += ",screenX=" + screen.availWidth/2;
      params += ",screenY=" + screen.availHeight/2;
      params += ",height=" + ah;
      params += ",innerHeight=" + ah;
      params += ",width=" + aw;
      params += ",innerWidth=" + aw;
    }
    win=window.open( url, popname, params );
}