Indicate a condition that must match for a template result to be used. If the condition is true, the corresponding action 
For more information, see Where Elements .
 Attributes
  ignorecase , multiple , negate , rel , subject , value 
  Examples  
(example needed)
 Attributes  
 
 ignorecase   Type: boolean    Set to true to indicate that the case does not matter when making comparisons. Otherwise, the default value is false, to indicate that the value should match with the same case.   
 
 multiple   Type: boolean    Set to true to indicate that the value   
 
 negate   Type: boolean    Set to true to indicate that the comparison should be reversed. The where   
 
rel Type: one of the values below  The type of comparison to perform. 
equalsThe subject and value must match exactly. lessThe numeric value of the subject must be less than the value greaterThe numeric value of the subject must be greater than the value beforeThe string value of subject must come before value alphabetically afterThe string value of subject must come after value alphabetically startswithThe value of subject must start with the value endswithThe value of subject must end with the value containsThe value of subject must contain the value as a substring  
 
 
subject Type: string   The variable or string to compare. 
 
 
value Type: string   The value to compare. 
 
 
 
 
Inherited from XUL element   
align allowevents allownegativeassertions class coalesceduplicatearcs collapsed container containment context datasources dir empty equalsize flags flex height hidden id insertafter insertbefore left maxheight maxwidth minheight minwidth mousethrough observes ordinal orient pack persist position preference-editable querytype ref removeelement sortDirection sortResource sortResource2 statustext style template tooltip tooltiptext top uri wait-cursor width  
 
  
  
 Properties  
    Inherited Properties  align attributes allowEvents baseURI boxObject builder childElementCount childNodes children className clientHeight clientLeft clientTop clientWidth collapsed contextMenu controllers database datasources dir firstChild firstElementChild flex height hidden id lastChild lastElementChild left localName maxHeight maxWidth menu minHeight minWidth namespaceURI nextElementSibling nextSibling nodeName nodeType nodeValue observes ordinal orient ownerDocument pack parentNode persist prefix previousElementSibling previousSibling ref resource scrollHeight scrollLeft scrollTop scrollWidth statusText style tagName textContent tooltip tooltipText top width  
       
 Methods  
    Inherited Methods addEventListener() appendChild() blur click cloneNode() compareDocumentPosition , dispatchEvent() doCommand focus getAttribute() getAttributeNode() getAttributeNodeNS() getAttributeNS() getBoundingClientRect() getClientRects() getElementsByAttribute getElementsByAttributeNS getElementsByClassName() getElementsByTagName() getElementsByTagNameNS() getFeature , getUserData , hasAttribute() hasAttributeNS() hasAttributes() hasChildNodes() insertBefore() isDefaultNamespace() isEqualNode , isSameNode , isSupported() lookupNamespaceURI , lookupPrefix , normalize() querySelector() querySelectorAll() removeAttribute() removeAttributeNode() removeAttributeNS() removeChild() removeEventListener() replaceChild() setAttribute() setAttributeNode() setAttributeNodeNS() setAttributeNS() setUserData 
       
               
                
                
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                      Last updated by: 
                      Sheppy ,
                      
Apr 14, 2014, 10:37:32 AM