Eff Stop Traversing Eq Jq Sel Empty Misc Deferred Rejectwith Misc Iswindow Traversing Parents Jq Sel Not Jquery Plugin Password Validation Event Namespace Jquery Events Prop Cssnumber Jq Event Timestamp Misc Parsehtml Misc Isemptyobject Ajax Serializearray Sel Input Text Event Preventindex Event Change Sel Firstoftype Eff Fadein Jq Sel Attribute Event Keypress Prop Jquery Fx Interval Sel Attribute Contains Value Jquery Chaining Event Contextmenu Misc Extend Event Proxy Jquery Ref Ajax Misc Deferred Then Misc Deferred Rejectwith Misc Callbacks Disable Sel Input Checked Html Unwrap Prop Context Misc Promise Event Mouseleave Jquery Selectors Event Unbind Misc Deferred Reject Sel Input Checkbox Jquery Install Html Csshooks Misc Type Jquery Css Classes Jquery Dom Add Traversing Prev Event Focusout Html Toggleclass Sel Contains Misc Isxmldoc Html Wrapall Traversing Closest Html Wrapinner Traversing Has Jquery Callback Html Attr Jquery Plugin Treeview Misc Deferred Always Traversing Prevuntil Misc Isarray Event Focusin Sel Hidden Jquery Ref Prop Sel Lastchild Sel Previous Next Event Mouseup Event Currenttarget Traversing Add Misc Unique Ajax Ajaxstart Sel Onlychild Traversing Parent Sel Multiple Classes Event Live Event Delegate Traversing Filter Misc Callbacks Fire Jquery Plugin Message Jquery Dom Get Jquery Traversing Ancestors Event Ispropagationstopped Jq Sel All Sel Input File Misc_Data Misc Callbacks Fired Html Append Sel Input Image Event On Ajax Get Jq Event Relatedtarget Jquery Stop Html Removeclass Sel Last Jquery Css Event Isdefaultprevented Jquery Animate Misc Pushstack Misc Globaleval Sel Lastoftype Sel Eq Event_Metakey Ajax Post Event One Event Focus Jq Sel Lang Sel Input Password Sel Nthlastchild Sel Input Reset Ajax Ajaxsend Misc Param Css Height Eff Fadetoggle Misc Now Jq Event Target Misc Map Html Outerheight Sel Attribute Equal Value Jq Sel Firstchild Event Load Sel Input Selected Eff Slidetoggle Misc Deferred Isresolved Misc Deferred Fail Sel Animated 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Index Misc Callbacks Disabled Event Which Html After Sel Attribute Prefix Value Misc Size Jquery Cookie Plugin Ajax Getjson Html Removeprop Ajax Ajaxerror Sel Class Jquery Noconflict Jquery Ref Events Misc Each Html Escapeselector Event Resize Css Offset Jq Sel Target Html Outerwidth Event Blur Ajax Param Misc Noconflict Html Prepend Event Mouseenter Jquery Ref Misc Misc Deferred Progress Html Text Traversing Last Sel First Misc Jquery Sub Event Click Sel Attribute Contains String Value Event Toggle Jquery Traversing Descendants Ajax Serialize Event Triggerhandler Misc Parsejson Sel Input Enabled Misc Jquery Deferred Misc Callbacks Misc Contains Event Data Traversing Nextuntil Event Pagex Event Result Misc Toarray Jquery Traversing Filtering Jquery Dom Remove Event Delegatetarget Sel Firstchild

$(function () { 
    function funcontain( html ){
        document.body.innerHTML += "<br>" + html;
        }
    funcontain($.contains( document.documentElement, document.body )); // true
    funcontain($.contains( document.body, document.documentElement )); // false
})