{"ScriptPreparationCode":"var testDiv = document.createElement(\u0027link\u0027);\r\ntestDiv.setAttribute(\u0027id\u0027, \u0027testElement\u0027);\r\n//document.head.appendChild(testDiv);","TestCases":[{"Name":"Conditional","Code":"if (document.getElementById(\u0027testElement\u0027)) {\r\n document.head.removeChild(testDiv);\r\n}","IsDeferred":false},{"Name":"trycatch","Code":"try {\r\n document.head.removeChild(testDiv);\r\n} catch(e) {\r\n // Nobody is home\r\n}","IsDeferred":false},{"Name":"querySelector","Code":"if (document.querySelector(\u0027#testElement\u0027)) {\r\n document.head.removeChild(testDiv);\r\n}","IsDeferred":false}]}