//** Stay on Top content script- (c) Dynamic Drive DHTML code library: http://www.dynamicdrive.com.
//** Script available at usage terms at http://www.dynamicdrive.com
//** v1.0 (May 12th, 09')

var alwaysOnTop={

  dsettings: {
    targetid: '',
    orientation: 3,
    position: [5,20],
    externalsource: '',
    frequency: 100,
    hideafter: 0,
    fadeduration: [1000, 1000],
    display: 0 //internal setting on whether to display target element at all (based on frequency setting)
  },

  settingscache: {},

  positiontarget:function($target, settings){
    var fixedsupport=!document.all || document.all && document.compatMode=="CSS1Compat" && window.XMLHttpRequest //not IE or IE7+ browsers in standards mode
    var posoptions={position:fixedsupport? 'fixed':'absolute', visibility:'visible'}
    if (settings.fadeduration[0]>0) //if fade in
      posoptions.opacity=0
    posoptions[(/^[13]$/.test(settings.orientation))? 'left' : 'right']=settings.position[0]
    posoptions[(/^[12]$/.test(settings.orientation))? 'top' : 'bottom']=settings.position[1]
    if (document.all && !window.XMLHttpRequest) //loose check for IE6 and below
      posoptions.width=$target.width() //IE6- seems to require an explicit width on a DIV
    $target.css(posoptions)
    if (!fixedsupport){
      this.keepfixed($target, settings)
      var evtstr='scroll.' + settings.targetid + ' resize.'+settings.targetid
      jQuery(window).bind(evtstr, function(){alwaysOnTop.keepfixed($target, settings)})
    }
    this.revealdiv($target, settings, fixedsupport)
    if (settings.hideafter>0){ //if hide timer enabled
      setTimeout(function(){
        alwaysOnTop.hidediv(settings.targetid)
      }, settings.hideafter+settings.fadeduration[0])
    }
  },

  keepfixed:function($target, settings){
    var $window=jQuery(window)
    var is1or3=/^[13]$/.test(settings.orientation)
    var is1or2=/^[12]$/.test(settings.orientation)
    var x=$window.scrollLeft() + (is1or3? settings.position[0] : $window.width()-$target.outerWidth()-settings.position[0])
    var y=$window.scrollTop() + (is1or2? settings.position[1] : $window.height()-$target.outerHeight()-settings.position[1])
    $target.css({left:x+'px', top:y+'px'})
  },

  revealdiv:function($target, settings){
    if (settings.fadeduration[0]>0) //if fade in
      $target.show().animate({opacity:1}, settings.fadeduration[0])
    else
      $target.show()
    if (settings.frequency=="session") //set session only cookie (name: 'sots' + targetid)? 
      this.setCookie('sots'+settings.targetid, 'shown')
    else if (/^\d+ day/i.test(settings.frequency)){ //set persistent cookie (name: 'sotp' + targetid)? 
      var persistdays=parseInt(settings.frequency)
      this.setCookie('sotp'+settings.targetid, persistdays, persistdays)
    }
  },

  hidediv:function(targetid){ //public function
    var $target=jQuery('#'+targetid)
    if ($target.css('display')=='none') //if target hidden already
      return
    var settings=this.settingscache[targetid]
    if (settings.fadeduration[1]>0) //if fade out
      $target.animate({opacity:0}, settings.fadeduration[1], function(){$target.hide()})
    else
      $target.hide()
    var evtstr='scroll.' + settings.targetid + ' resize.'+settings.targetid
    jQuery(window).unbind(evtstr)
  },

  loadajaxcontent:function($, settings){
    $.ajax({
      url: settings.externalsource,
      error:function(ajaxrequest){
        alert('Error fetching Ajax content.\nServer Response: '+ajaxrequest.responseText)
      },
      success:function(content){
        var $target=$(content)
        if ($target.get(0).id==settings.targetid)
          alwaysOnTop.positiontarget($target.appendTo('body'), settings)
        else
          alert('Error: The value you have entered for "targetid" ('+settings.targetid+') '
            + 'doesn\'t match the ID of your remote content\'s DIV container ('+$target.get(0).id+'). This must be corrected'
          )
      }
    })
  },

  init:function(options){
    var settings={}
  settings=jQuery.extend(settings, this.dsettings, options)
    this.settingscache[settings.targetid]=settings
    if (typeof settings.frequency=="number") //value of 1=show, 0=hide
      settings.display=(settings.frequency>Math.random())? 1 : 0
    else if (settings.frequency=="session")
      settings.display=(this.getCookie('sots'+settings.targetid)=='shown')? 0 : 1 //session cookie name: 'sots' + targetid
    else if (/^\d+ day/i.test(settings.frequency)){ //match 'xx days'
      //If admin has changed number of days to persist from current cookie records, reset persistence by deleting cookie
      if (parseInt(this.getCookie('sotp'+settings.targetid))!= parseInt(settings.frequency))
        this.setCookie('sotp'+settings.targetid, '', -1)
      settings.display=(this.getCookie('sotp'+settings.targetid)!=null)? 0 : 1 //persistent cookie name: 'sotp' + targetid
    }
    
    jQuery(document).ready(function($){  
      var $target=$('#'+settings.targetid);
      
      $target.hide();
      
      if (settings.externalsource!='' && settings.display){ //if ajax content
          $target.parent().mouseover(function() {
            alwaysOnTop.loadajaxcontent($, settings);
          }).mouseout(function() {
            $target.hide();
          });
      }
      else if (settings.externalsource==''){ //inline content
        if (!settings.display){ //if hide content (based on frequency setting)          
          $target.hide();
          return false
        }
        else{
          $target.parent().mouseover(function() {
            alwaysOnTop.positiontarget($target, settings);
          }).mouseout(function() {
            $target.hide();
          });
        }
      }
    }) //end ready
  },

  getCookie:function(Name){ 
    var re=new RegExp(Name+"=[^;]*", "i"); //construct RE to search for target name/value pair
    if (document.cookie.match(re)) //if cookie found
      return document.cookie.match(re)[0].split("=")[1] //return its value
    return null
  },

  setCookie:function(name, value, days){
    if (typeof days!="undefined"){ //if set persistent cookie
      var expireDate = new Date()
      var expstring=expireDate.setDate(expireDate.getDate()+days)
      document.cookie = name+"="+value+"; expires="+expireDate.toGMTString()
    }
    else
      document.cookie = name+"="+value+"; path=/"
  }
}





alwaysOnTop.init({ targetid: 'tip1'})
alwaysOnTop.init({ targetid: 'tip2'})
alwaysOnTop.init({ targetid: 'tip3'})
alwaysOnTop.init({ targetid: 'tip4'})
alwaysOnTop.init({ targetid: 'tip5'})
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alwaysOnTop.init({ targetid: 'tip9'})
alwaysOnTop.init({ targetid: 'tip10'})
alwaysOnTop.init({ targetid: 'tip11'})
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alwaysOnTop.init({ targetid: 'tip100'})