选课系统的界面代码

htmlhead!--savedfromurl=(0013)about:internet--scriptlanguage=javascriptfunctioncheckuser(){vara=document.form1.username;varb=document.form1.passwd;if(a.value.length==0){alert(用户名不能为空);a.focus();returnfalse;}if(b.value.length==0){alert(密码不能为空);b.focus();returnfalse;}}functionnot_save_user(){vara=document.form1.username;varb=document.form1.passwd;if(confirm(是否禁用密码记忆)){a.autoComplete=off;b.autoComplete=off;}else{a.autoComplete=on;b.autoComplete=on;}}/scriptmetahttp-equiv=content-typecontent=text/html;charset=gb2312/title选课信息系统/title/headbodyhtmlhead!--savedfromurl=(0013)about:internet--scriptlanguage=javascriptfunctioncheckuser(){vara=document.form1.username;varb=document.form1.passwd;if(a.value.length==0){alert(用户名不能为空);a.focus();returnfalse;}if(b.value.length==0){alert(密码不能为空);b.focus();returnfalse;}}functionnot_save_user(){vara=document.form1.username;varb=document.form1.passwd;if(confirm(是否禁用密码记忆)){a.autoComplete=off;b.autoComplete=off;}else{a.autoComplete=on;b.autoComplete=on;}}/scriptmetahttp-equiv=content-typecontent=text/html;charset=gb2312/title选课信息系统/title/headbody