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<td onclick='change_box("99CC33")' onmouseover='fade_on_css("99CC33")'  style='background-color:#99CC33; width:20px; height:20px;'/>
<td onclick='change_box("99CC66")' onmouseover='fade_on_css("99CC66")'  style='background-color:#99CC66; width:20px; height:20px;'/>
<td onclick='change_box("99CC99")' onmouseover='fade_on_css("99CC99")'  style='background-color:#99CC99; width:20px; height:20px;'/>
<td onclick='change_box("99CCCC")' onmouseover='fade_on_css("99CCCC")'  style='background-color:#99CCCC; width:20px; height:20px;'/>
<td onclick='change_box("99CCFF")' onmouseover='fade_on_css("99CCFF")'  style='background-color:#99CCFF; width:20px; height:20px;'/>