/**********************This script is an updated smart.php script. It supports html5 avatar*****************************/
addEvent(window, 'load', smart_load_funcs, false);

function smart_load_funcs()
{
    
    
    
    //load jquery library if it does not exist
    
    if(typeof jQuery == 'undefined' || isJqueryOld(jQuery.fn.jquery))
    {
        //write_log('no jquery ... adding jquery ');
	   
        var oScript = document.createElement("script");
        oScript.setAttribute("type","text/javascript");
    	oScript.setAttribute("src","http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js");
        
            
        if (oScript.readyState) {
              oScript.onreadystatechange = function () { // For old versions of IE
                  if (this.readyState == 'complete' || this.readyState == 'loaded') {
                      scriptLoadHandler();
                  }
              };
    	} else { // Other browsers
      			oScript.onload = scriptLoadHandler;
    	}
        document.getElementsByTagName('HEAD').item(0).appendChild(oScript);
	   
                                                                                    
    }
    else
    {
    	jQuery = window.jQuery;
    	loadOtherScripts();
    
    }
    
   

}


/******** Called once jQuery has loaded ******/
function scriptLoadHandler() {
    // Restore $ and window.jQuery to their previous values and store the
    // new jQuery in our local jQuery variable
    //console.log("script load handler");
    jQuery = window.jQuery.noConflict(true);
    loadOtherScripts();
    
    
}

function loadOtherScripts(){

	//detect if the current browser supports html5 video
    var support_html5_video = supports_video();
    var disable_flash = 0;
    var support_flash = supports_flash();
    
     //Check the page that this script has been embedded in to find all 'smartobject' tags in the HTML
	smart_tags=document.getElementsByTagName("smartobject");
	
	//Create an array to hold references to the 'smartobject' tags
	s_objs=new Array();
        smart_tools = new Array();
	
	//Loop through all the 'smartobject' tags that were found on the page
	for(i=0;i<smart_tags.length;i++){
		
		//Loop through all the attributes for each 'smartobject' tag (ex: <smartvideo auto_open='true'> - auto_open is an attribute)
		for(j=0;j<smart_tags[i].attributes.length;j++){
			
			//Looking for the 'type' attribute, which determines what type of smartobject this is (video, avatar, etc.), to determine
			//how many and what type of smartobjects are being requested
			if(smart_tags[i].attributes[j].name=="type") {
			
				//If this type already exists in s_objs, increment that value in the array in order to count the number of this type of
				//smartobject requested
				if(s_objs[smart_tags[i].attributes[j].value])
                                {
                                   s_objs[smart_tags[i].attributes[j].value]++;
                                   
                                }	
				//Otherwise this is the first smartobject of this type embedded in the page, so set its count value to 1
				else s_objs[smart_tags[i].attributes[j].value]=1;
			}
		}
	}
       //Reference the master_embedV2 script(if supports html5 video), with actually creates the smart objects on the page; otherwise, reference the original master_embed script
	  
      
	  if(support_flash && !disable_flash)
	  {
	     t_url="http://www.smartsite.tv/remote/master_embedV2.php?oid=B5x2A3y5a71&fl=true";
	  
	  }
	  else
	  {
	     //write_log('not support flash');
	     t_url="http://www.smartsite.tv/remote/master_embedV2.php?oid=B5x2A3y5a71&fl=false";
	  }
	
	
	//Loop through all the smart object 'type'attributes and their count values and append them to the URL for the master_embedV2.php script
	//The master_embedV2 script uses these values to only include portions of the code relevant to the smartobjects being requested
	for ( var i in s_objs )
	{
  		if(typeof s_objs[i] != 'function')	//Scriptaculous adds dozens of function attributes to elements - this will break the script call. Don't append a value if it's a function
		t_url+=( "&"+i+"="+s_objs[i] );
                smart_tools.push(i);
	}
        //load smartobject css styles
        for(var n=0;n<smart_tools.length;n++)
	   {
	        var smartStyle = document.createElement('link');
		   var url = '';
		   smartStyle.type = "text/css";
		   smartStyle.rel = "stylesheet";
		   smartStyle.media = "screen";
		   switch(smart_tools[n])
		   {
		        case 'universal_avatar':
                      url = "http://www.smartsite.tv/css/smartsite_avatar.css";
                      break;
	             case 'video':
	                 url = "http://www.smartsite.tv/css/smartsite_video.css";
		            break;
	             case 'smartvideo':
	                 url = "http://www.smartsite.tv/css/smartsite_smartvideo.css";
		            break;
			   case 'smartlibrary':
			       url = "http://www.smartsite.tv/css/smartsite_smartlibrary.css";
				  break;
		   
		   }
		   if(url != '')
		   {
			   smartStyle.href = url;
			   
			   document.getElementsByTagName('HEAD').item(0).appendChild(smartStyle);
		   }
	   
	   }
                                                                         
        //load smartobject jquery plugin
        var smartScript = document.createElement("script");
        smartScript.type = "text/javascript";
        smartScript.src=t_url;
        document.getElementsByTagName('HEAD').item(0).appendChild(smartScript);

}

function isJqueryOld(v)
{
	var arr = v.split('.');
    if(arr[0] == 1 && arr[1] < 4)
    {
    	return true;
    }
    return false;
}
//This function adds events to the window's load event without dropping events that were previously added
function addEvent(obj, evType, fn, useCapture){
  if (obj.addEventListener){
    obj.addEventListener(evType, fn, useCapture);
    return true;
  } else if (obj.attachEvent){
    var r = obj.attachEvent("on"+evType, fn);
    return r;
  } else {
    return false;
  }
}

//This function detects if the browser can play HTML5 video
function supports_video()
{
   
    return !!document.createElement('video').canPlayType;

}

function supports_flash()
{
     var flash_versions = 11;

   // Netscape style plugin detection
	if (navigator.plugins && navigator.plugins.length) {
	    for (x = 0; x < navigator.plugins.length; x++) {
		   if (navigator.plugins[x].name.indexOf('Shockwave Flash') != -1) {
			  //flash_version = navigator.plugins[x].description.split('Shockwave Flash ')[1];
			  //flash_installed = 1;
			  //break;
			    return true;
			  }
	     }
     }
	else if (window.ActiveXObject) {
	    for (x = 2; x <= flash_versions; x++) {
		   try {
			  oFlash = eval("new ActiveXObject('ShockwaveFlash.ShockwaveFlash." + x + "');");
			  if (oFlash) {
				 //flash_installed = 1;
				 //flash_version = x + '.0';
				 return true;
			  }
		   }
		   catch(e) { }
	    }
	}
	return false;

}


function write_log(msg)
{
    if(window.console)
    {
       console.log(msg);
    }
    else
    {
       alert(msg);
    }


}