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Text File  |  2007-10-24  |  206 b   |  5 lines
  1.  
  2. function doExpand(paraNum, imageNum) {
  3.     if (paraNum.style.display=="none")           {paraNum.style.display=""; imageNum.src="minus.gif"}
  4.     else {paraNum.style.display="none"; imageNum.src="plus.gif"}
  5. }