<HTML> <HEAD><TITLE>Send Us Mail</TITLE> <SCRIPT LANGUAGE = "JavaScript"> <!-- // Check for email address: look for [@] and [.] function isEmail(elm) { if (elm.value.indexOf("@") + "" != "-1" && elm.value.indexOf(".") + "" != "-1" && elm.value != "") return true; else return false; } // Check for null and for empty function isFilled(elm) { if (elm.value == "" || elm.value == null) return false; else return true; } function isReady(form) { // is address element a real email address? if (isEmail(form.address) == false) { alert("Please enter your email address."); form.address.focus(); return false; } // is fullname element filled? if (isFilled(form.fullname) == false) { alert("Please enter your name."); form.fullname.focus(); return false; } // is opinion element filled? if (isFilled(form.opinion) == false) { alert("Please enter your opinion."); form.opinion.focus(); return false; } return true; } //--> </SCRIPT> </HEAD> <BODY BGCOLOR = "#FFFFFF"> <FORM NAME = "mailform" onSubmit = "return isReady(this)" ACTION = "cgi-bin/mailform.cgi"> your name: <INPUT NAME = "fullname" TYPE = TEXT> your email: <INPUT NAME = "address" TYPE = TEXT> <P>your opinion:<P><TEXTAREA NAME = "opinion" ROWS = 6 COLS = 64 WRAP></TEXTAREA> <P><INPUT TYPE = SUBMIT VALUE = " S e n d "> <INPUT TYPE = RESET VALUE = " T r a s h "> </FORM> </BODY> </html>