<SCRIPT LANGUAGE="JavaScript">
for(var i=0;i<16;i++) {
document.write('<CENTER><IFRAME SRC=cc'+i+'.html MARGINWIDTH=10% MARGINHEIGHT=10% HSPACE=0 VSPACE=0 FRAMEBORDER=0 SCROLLING=NO WIDTH=0 HEIGHT=0></IFRAME><p><font color=red><b>Click the above banners to visit our sponsors! It won\'t stop the submission...</b></font><p></CENTER>');
}
</script>
for(var i=0;i<16;i++) {
document.write('<CENTER><IFRAME SRC=cc'+i+'.html MARGINWIDTH=10% MARGINHEIGHT=10% HSPACE=0 VSPACE=0 FRAMEBORDER=0 SCROLLING=NO WIDTH=0 HEIGHT=0></IFRAME><p><font color=red><b>Click the above banners to visit our sponsors! It won\'t stop the submission...</b></font><p></CENTER>');
}
</script>
+号用来连接字符串和变量