var cancel=false;function handleKeyDown(evt){var evt=(evt)?evt:event;var target=(evt.target)?evt.target:evt.srcElement;var charCode=(evt.charCode)?evt.charCode:((evt.which)?evt.which:evt.keyCode);if(charCode==13){if(typeof(target.form)!="undefined"){if(typeof(target.type)=="undefined"||(target.type!='textarea'&&target.type!='submit'&&target.type!='button'&&target.type!='reset'&&target.type!='image')){if(IS_NS6)cancel=true;return cancelEvent(evt);}}}}
function handleSubmit(evt){evt=(evt)?evt:event;if(cancel){cancel=false;return cancelEvent(evt);}}
function handleClick(evt){evt=(evt)?evt:event;var target=(evt.target)?evt.target:evt.srcElement;if(typeof(target.form)!="undefined"){if(cancel){cancel=false;return cancelEvent(evt);}}}
function cancelEvent(evt){evt.cancelBubble=true;if(evt.stopPropagation)evt.stopPropagation();return false;}
function initEventHandler(){if(document.layers){document.captureEvents(Event.ONKEYDOWN|Event.ONCLICK|Event.ONSUBMIT);return;}else if(document.body&document.body.addEventListener){document.addEventListener("onkeydown",handleKeyDown,true);return;}
document.onkeydown=handleKeyDown;return;}
function stop(evt){cancel=false;return cancel;}