I want to fire java script on web_button function

<TR><TD>&nbsp;</TD><TD align=left valign=middle width=300><b>DMReport</b></TD><TD align=left valign=middle width=400><INPUT Type="button" name="INPUT" Value="INPUT FORM" class="btnHighlight" onClick="javascript&colon; self.location='http:<url>/DMreport.jsp?currentPage=1&user=RP029J:uid'"></td></TR>

 from above onClick event I want to click button using  javascript in below code in below function :

 web_button("INPUT",
  "Snapshot=t23.inf",
  DESCRIPTION,
  "Type=submit",
  "Tag=INPUT",
  "ID=",
  "Name=btnSubmit",
  ACTION,
   "FireEvent=onClick",   
  "UserAction=Click", 
   "EvalJavaScript=onClick="javascript&colon; self.location='http:<url>/DMreport.jsp?currentPage=1&user=RP029J:uid'",
  LAST);

this button is unable to click and EvalJavaScript event is not able to fire, can anybody comment on this query