function writeHeader_prima() {    // 
document.write('<table cellspacing="0" cellpadding="0" weight="100%">');
document.write('<tr><td><img src="image/dep_logo.gif" width="267" height="37" border="0" alt="Physics Department" hspace="30"></td>');
document.write('<td align="left"><!-- wis logo table -->');

document.write(' <img src="image/wis.gif" width="197" height="43" border="0" hspace="48" alt = "Weizmann Institute of Sciense"></td>');

document.write('</td><td></td>');
document.write('</tr>');
document.write('</table>');

}

function writeHeader() {    // 
document.write('<table cellspacing="0" cellpadding="0" weight="100%">');
document.write('<tr><td><img src="image/dep_logo.gif" width="267" height="37" border="0" alt="Physics Department" hspace="30"></td>');
document.write('<td align="top"><!-- wis logo table -->');

document.write(' <img src="image/wis.gif" width="197" height="43" border="0" hspace="48" alt = "Weizmann Institute of Sciense"></td>');

document.write('<td></td>');
document.write('<tr><td align="top"><img src="image/micron_small.gif" width="191" height="22" border="0" alt="Physics Department" hspace="30"></td>');
document.write('<td></td>');
document.write('<td></td>');
document.write('</tr>');
document.write('</table>');

}