<HTML><HEAD> <META charset=UTF-8 http-equiv=Content-Type content="text/html; charse= t=utf-8"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR></HEAD> <BODY style="FONT-SIZE: 12pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #fffff= f"> <DIV><FONT face="Comic Sans MS">I'll go with too wide felt punchings&= nbsp;on the front rail.  If the felt under the blacks is too wide it wi= ll stop the whites from coming all the way down.  You mention it was th= e middle of the keyboard.  This usually gets compressed first and the s= ymptom would appear quicker than further up or down.  You didn't mentio= n if it was only the whites or both.</FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">     Or it could be th= e mouse.</FONT></DIV> <DIV><FONT face="Comic Sans MS"></FONT> </DIV> <DIV><FONT face="Comic Sans MS">       =     Arthur Marino</FONT></DIV></BODY></HTML>