var a = Math.ceil(Math.random() * 18);
    function LRCAP()
    {
        if (a == 1) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>mm/dd/yy</b>)");
        else if (a == 2) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>yy/mm/dd</b>)");
        else if (a == 3) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>dd/yy/mm</b>)");
        else if (a == 4) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>mm/dd</b>)");
        else if (a == 5) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>dd/mm</b>)");
        else if (a == 6) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>mm/yy</b>)");
        else if (a == 7) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>dd/yy</b>)");
        else if (a == 8) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>yy/mm</b>)");
        else if (a == 9) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>yy/dd</b>)");
        else if (a == 10) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>mm/dd/yyyy</b>)");
        else if (a == 11) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>yyyy/mm/dd</b>)");
        else if (a == 12) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>dd/yyyy/mm</b>)");
        else if (a == 13) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>mm/dd</b>)");
        else if (a == 14) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>dd/mm</b>)");
        else if (a == 15) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>mm/yyyy</b>)");
        else if (a == 16) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>dd/yyyy</b>)");
        else if (a == 17) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>yyyy/mm</b>)");
        else if (a >= 18) document.write("<input name='listrocket_dc" + a + "' type='text' maxlength='10' size='10'/> (format: <b>yyyy/dd</b>)");
    }
    
LRCAP();