window.targetSWF=null;function invokeFlashMethod(methodName,arg1,arg2){var swf=targetSWF;var userAgent=window.navigator.userAgent.toLowerCase();var isIE=(userAgent.indexOf("msie")>=0);if(isIE){var args=[];if(arg1!=undefined){args[0]=arg1}if(arg2!=undefined){args[1]=arg2}var xmlArgs=window.self.__flash__argumentsToXML(args,0);var xml='<invoke name="';xml=xml+methodName;xml=xml+'" returntype="javascript">';xml=xml+xmlArgs;xml=xml+"</invoke>";return eval(swf.callFunction(xml))}if(arg1!==undefined&&arg2!==undefined){return swf[methodName](arg1,arg2)}else{if(arg1!==undefined){return swf[methodName](arg1)}else{return swf[methodName]()}}}function saveScreenshot(B,C){var A=document.getElementById("screenshot_"+B);A.value=C}function setCanvasAttribute(A,B){invokeFlashMethod("setCanvasAttribute",A,B)}function getQuestionSWF(){return YAHOO.util.Dom.get("lzapp")}function getExplanationSWF(){return YAHOO.util.Dom.get("lzexp")}function handleFlashRequired(){var A=YAHOO.util.Event;var C=function(D){YAHOO.util.Dom.setStyle(D,"display","block")};var B=function(){return swfobject.hasFlashPlayerVersion("9.0.0")};A.onAvailable("questionForm",function(){if(B()){C(this)}});A.onAvailable("flashWarning",function(){if(!B()){C(this)}})}