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Category: Javascript Codes Library >> Forms, Radio, Buttons, Check Box >> Form Field Hints

Code Snippet </> Info

Snippet Name: Form Field Hints

Description: When a form field element is focused a hint tip will show with your comment remarks.

Compatible Browsers:
Chrome BrowserFirefox BrowserInternet Explorer BrowserOpera BrowserSafari Browser

Example: View Code Demo

Note: You will need to download the 'pointer.gif' image from the demo page, or create your own image.

Author: CSS Guy

Last Modified: 2015-12-13 06:37:11

Language: javascript

Highlight Mode: javascript

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" ""> <html xmlns=""> <head> <title>Form Field Hints Javascript Code Snippet</title> <style> BODY {font-family:verdana,arial,ms sans serif; font-size:90%;} /* All form elements are within the definition list for this example */ dl { font:normal 12px/15px Arial; position: relative; width: 350px; } dt { clear: both; float:left; width: 130px; padding: 4px 0 2px 0; text-align: left; } dd { float: left; width: 200px; margin: 0 0 8px 0; padding-left: 6px; } /* The hint to Hide and Show */ .hint { display: none; position: absolute; right: -250px; width: 200px; margin-top: -4px; border: 1px solid #c93; padding: 10px 12px; /* to fix IE6, I can't just declare a background-color, I must do a bg image, too! So I'm duplicating the pointer.gif image, and positioning it so that it doesn't show up within the box */ background: #ffc url(images/pointer.gif) no-repeat -10px 5px; } /* The pointer image is hadded by using another span */ .hint .hint-pointer { position: absolute; left: -10px; top: 5px; width: 10px; height: 19px; background: url(images/pointer.gif) left top no-repeat; } </style> <script> /* Begin Form Field Hints == This Script Free To Use Providing This Notice Remains == == This Script Has Been Found In The Free Public Codes Library == == NOTICE: Though This Material May Have Been In A Public Depository, Certain Author Copyright Restrictions May Apply == == Created by: CSS Guy : Creative Commons License == */ function addLoadEvent(func) { var oldonload = window.onload; if (typeof window.onload != 'function') { window.onload = func; } else { window.onload = function() { oldonload(); func(); } } } function prepareInputsForHints() { var inputs = document.getElementsByTagName("input"); for (var i=0; i<inputs.length; i++){ // test to see if the hint span exists first if (inputs[i].parentNode.getElementsByTagName("span")[0]) { // the span exists! on focus, show the hint inputs[i].onfocus = function () { this.parentNode.getElementsByTagName("span")[0].style.display = "inline"; } // when the cursor moves away from the field, hide the hint inputs[i].onblur = function () { this.parentNode.getElementsByTagName("span")[0].style.display = "none"; } } } // repeat the same tests as above for selects var selects = document.getElementsByTagName("select"); for (var k=0; k<selects.length; k++){ if (selects[k].parentNode.getElementsByTagName("span")[0]) { selects[k].onfocus = function () { this.parentNode.getElementsByTagName("span")[0].style.display = "inline"; } selects[k].onblur = function () { this.parentNode.getElementsByTagName("span")[0].style.display = "none"; } } } } addLoadEvent(prepareInputsForHints); </script> </head> <body> <h3><strong>Example:</strong></h3> <p style="font:normal 12px/15px Arial;">Tab or click through the fields to reveal the hints.</p> <dl> <dt> <label for="firstname">First Name:</label> </dt> <dd> <input name="firstname" id="firstname" type="text" /> <span class="hint">This is the name your mama called you when you were little.<span class="hint-pointer"> </span></span> </dd> <dt> <label for="lastname">Last Name:</label> </dt> <dd> <input name="lastname" id="lastname" type="text" /> <span class="hint">This is the name your sergeant called you when you went through bootcamp.<span class="hint-pointer"> </span></span> </dd> <dt> <label for="email">Email:</label> </dt> <dd> <input name="email" id="email" type="text" /> <span class="hint">The thing with the @ symbol and the dot com at the end.<span class="hint-pointer"> </span></span> </dd> <dt><label for="year">Birth Year:</label></dt> <dd> <select id="year" name="year"> <option value="">YYYY</option> <option value="1066">1066</option> <option value="1492">1492</option> <option value="1776">1776</option> <option value="1812">1812</option> <option value="1917">1917</option> <option value="1942">1942</option> <option value="1999">1999</option> </select> <span class="hint">Pick a famous year to be born in.<span class="hint-pointer"> </span></span> </dd> <dt> <label for="username">Username:</label> </dt> <dd> <input name="username" id="username" type="text" /> <span class="hint">Between 4-12 characters.<span class="hint-pointer"> </span></span> </dd> <dt> <label for="password">Password:</label> </dt> <dd> <input name="password" id="password" type="password" /> <span class="hint">Between 5-13 characters, but not 7. Never 7.<span class="hint-pointer"> </span></span> </dd> <dt class="button"> </dt> <dd class="button"> <input type="submit" class="button" value="Submit" /> </dd> </dl> <p>When a form field element is focused a hint tip will show with your comment remarks.</p> </body> </html>

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