8 lines
2.5 KiB
JavaScript
8 lines
2.5 KiB
JavaScript
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if(typeof Object.create!=='function'){Object.create=function(o){function F(){}
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F.prototype=o;return new F();};}
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function $tryCatch(){for(var i=0,l=arguments.length;i<l;i++){try{return arguments[i]();}catch(e){}}
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return null;};var Browser={Engine:{name:'unknown',version:0},Platform:{name:(window.orientation!=undefined)?'ipod':(navigator.platform.match(/mac|win|linux/i)||['other'])[0].toLowerCase()},Features:{xpath:!!(document.evaluate),air:!!(window.runtime),query:!!(document.querySelector)},Plugins:{},Engines:{presto:function(){return(!window.opera)?false:((arguments.callee.caller)?960:((document.getElementsByClassName)?950:925));},trident:function(){return(!window.ActiveXObject)?false:((window.XMLHttpRequest)?((document.querySelectorAll)?6:5):4);},webkit:function(){return(navigator.taintEnabled)?false:((Browser.Features.xpath)?((Browser.Features.query)?525:420):419);},gecko:function(){return(!document.getBoxObjectFor&&window.mozInnerScreenX==null)?false:((document.getElementsByClassName)?19:18);}}};Browser.Platform[Browser.Platform.name]=true;Browser.detect=function(){for(var engine in this.Engines){var version=this.Engines[engine]();if(version){this.Engine={name:engine,version:version};this.Engine[engine]=this.Engine[engine+version]=true;break;}}
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return{name:engine,version:version};};Browser.detect();Browser.Request=function(){return $tryCatch(function(){return new XMLHttpRequest();},function(){return new ActiveXObject('MSXML2.XMLHTTP');},function(){return new ActiveXObject('Microsoft.XMLHTTP');});};Browser.Features.xhr=!!(Browser.Request());Browser.Plugins.Flash=(function(){var version=($tryCatch(function(){return navigator.plugins['Shockwave Flash'].description;},function(){return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');})||'0 r0').match(/\d+/g);return{version:parseInt(version[0]||0+'.'+version[1],10)||0,build:parseInt(version[2],10)||0};})();function $exec(text){if(!text)return text;if(window.execScript){window.execScript(text);}else{var script=document.createElement('script');script.setAttribute('type','text/javascript');script[(Browser.Engine.webkit&&Browser.Engine.version<420)?'innerText':'text']=text;document.head.appendChild(script);document.head.removeChild(script);}
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return text;};function getPosition(element){var xPosition=0;var yPosition=0;while(element){xPosition+=(element.offsetLeft-element.scrollLeft+element.clientLeft);yPosition+=(element.offsetTop-element.scrollTop+element.clientTop);element=element.offsetParent;}
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return{x:xPosition,y:yPosition};} |