document.onkeydown=function(evt)
{var keyCode=evt?(evt.which?evt.which:evt.keyCode):event.keyCode;var eventTarget=evt?evt.target:event.srcElement;if(keyCode==13&&(eventTarget.id=="ctl00_txtKeyword"))
{document.getElementById("ctl00_BtnKeywordSearch").click();return false;}
else if(keyCode==13&&(eventTarget.id=="ctl00_inpNLEmail"))
{document.getElementById("ctl00_BtnNLSubmit").click();return false;}
else if(keyCode==13&&(eventTarget.id=="ctl00_txtRegEmail"))
{document.getElementById("ctl00_imgBtnReg").click();return false;}
else if(keyCode==13&&(eventTarget.id=="ctl00_txtPassword"))
{document.getElementById("ctl00_imgBtnMySpace").click();return false;}
else if(keyCode==13&&(eventTarget.id=="ctl00_ContentPlaceHolder1_txtCommentsEmail"))
{document.getElementById("ctl00_ContentPlaceHolder1_imgBtnCommentsLogin").click();return false;}}