function GetMainSitePhoto(){var b=$get("Default_MainPhoto"),c=$get("PageTheme").value.toString().trim(),a=800;if(screen.width<=800)a="800";else if(screen.width<=1024)a="1024";else if(screen.width<=1280)a="1280";else if(screen.width<=1440)a="1440";else if(screen.width<=1600)a="1600";else if(screen.width<=1920)a="1920";else a="2560";if(CheckObjectEstablished(b))b.src="App_Themes/"+c+"/Images/MainFramework/Site/MainCenter_"+a+".png"}