letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

for (c = 1; c < 12; c++) {
    output = "<table class='simple' width='200px'><tr><th  onmousedown='toggle_it(";
    output += c;
    output += ")'>Unit " + letters[c - 1];
    output += "</th></tr><tr><td><table id='";
    output += "u" + c;
    output += "' class='simple' style='display:none;'><tr>";
    
    output += "<td>x:<input name='x" + c + "' size='2' onkeyup='redo(" + c + ");'/></td>";
    output += "<td>y:<input name='y" + c + "' size='2' onkeyup='redo(" + c + ");'/></td>";
    output += "<td align='center'>Angle:<input name='a" + c + "' size='2' onkeyup='redo(" + c + ");'/></td>";
    
    output += "</tr><tr>";
    
    output += "<td colspan='3' align='center'><table><tr><td/><td id='for";
    output += c + "' onmousedown='domove(this, this.id);' onmouseup='this.bgColor=white;'>^</td><td/><td align='center'><input type='radio' name='dist";
    output += c + "' value='2.5' /></td><td align='center'><input type='radio' name='dist";
    output += c + "' value='3.5' /></td><td align='center'><input type='radio' name='dist";
    output += c + "' value='5'/></td><td align='center'><input type='radio' name='dist";
    output += c + "' value='6'/></td><td align='center'><input type='radio' name='dist";
    output += c + "' value='7'/></td></tr><tr><td id='lef";
    output += c + "' onmousedown='domove(this, this.id);' onmouseup='this.bgColor=white;'>&lt;</td><td/><td id='rig";
    output += c + "' onmousedown='domove(this, this.id);' onmouseup='this.bgColor=white;'>&gt;</td>";
    output += "<td rowspan='2' align='center'>2.5'<br/>[S]</td><td rowspan='2' align='center'>3.5'<br/>[L]</td><td rowspan='2' align='center'>5'<br/>[SS]</td>";
    output += "<td rowspan='2' align='center'>6'<br/>[LS]</td><td rowspan='2' align='center'>7'<br/>[LL]</td></tr><tr><td/><td id='bac";
    output += c + "' onmousedown='domove(this, this.id);' onmouseup='this.bgColor=white;'>v</td><td/></tr></table></td>";
    
    
    output += "</tr></table>";
    output += "</td></tr></table>";
    document.write(output);
};