function showHeader()

{ 
document.write(' <center>')
document.write('<table width="770" cellpadding="0" cellspacing="0" border="0" background=img/title_bg.jpg>')
document.write('  <tr>')
document.write('   <td width=174 valign=top><img src=img/front.jpg width=174></td>')
document.write('   <td width=426 valign=top ><a href="http://techart.tnua.edu.tw" target="_top">')
document.write('   <img src=img/title.jpg width=426 border=0 alt="藝術與科技中心首頁"></a></td>')
document.write('   <td align=right>')
document.write('<OBJECT>')
document.write(' <PARAM NAME=movie VALUE="img/tv1.swf">')
document.write('<PARAM NAME=loop VALUE=false>')
document.write('<PARAM NAME=menu VALUE=false>')
document.write('<PARAM NAME=quality VALUE=high>')
document.write('<PARAM NAME=bgcolor VALUE=#FFFFFF>')
document.write('<EMBED src="img/tv1.swf" loop=false menu=false quality=high bgcolor=#FFFFFF  WIDTH="170" HEIGHT="100" NAME="tv">')
document.write('</EMBED>')
document.write('</OBJECT>')
document.write('  </td>')
document.write(' </tr>')
document.write('</table>')
document.write('</center>')

}