FireFox issue
In my project i would like to search a particular text inside in the html textarea and i need to highlight that text..
The Searching text should get highlighted in the button action of the search button.,......
i m using the following script it works ie . firefox cant support any valid input it may helpful.
<html>
<head>
</head>
<body>
<script>
<!-- Hide from old browsers
var TRange = null;
var dupeRange = null;
var TestRange = null;
var win = null;
var nom = navigator.appName.toLowerCase();
var agt = navigator.userAgent.toLowerCase();
var is_major = parseInt(navigator.appVersion);
var is_minor = parseFloat(navigator.appVersion);
var is_ie = (agt.indexOf("msie") != -1);
var is_ie4up = (is_ie && (is_major >= 4));
var is_not_moz = (agt.indexOf('netscape')!=-1)
var is_nav = (nom.indexOf('netscape')!=-1);
var is_nav4 = (is_nav && (is_major == 4));
var is_mac = (agt.indexOf("mac")!=-1);
var is_gecko = (agt.indexOf('gecko') != -1);
var is_opera = (agt.indexOf("opera") != -1);
var is_rev=0
if (is_gecko) {
temp = agt.split("rv:")
is_rev = parseFloat(temp[1])
}
var frametosearch = self;
function search(whichform, whichframe) {
if (is_ie4up && is_mac) return;
if (is_gecko && (is_rev <1)) return;
if (is_opera) return;
if(whichform.findthis.value!=null && whichform.findthis.value!='') {
str = whichform.findthis.value;
win = whichframe;
var frameval=false;
if(win!=self)
{
frameval=true; // this will enable Nav7 to search child frame
win = parent.frames[whichframe];
}
}
else return; // i.e., no search string was entered
var strFound;
if(is_nav4 && (is_minor < 5)) {
strFound=win.find(str);
}
if (is_gecko && (is_rev >= 1)) {
if(frameval!=false) win.focus(); // force search in specified child frame
strFound=win.find(str, false, false, true, false, frameval, false);
if (is_not_moz) whichform.findthis.focus();
}
if (is_ie4up) {
if (TRange!=null) {
TestRange=win.document.body.createTextRange();
if (dupeRange.inRange(TestRange)) {
TRange.collapse(false);
strFound=TRange.findText(str);
if (strFound) {
//the following line added by Mike and Susan Keenan, 7 June 2003
win.document.body.scrollTop = win.document.body.scrollTop + TRange.offsetTop;
TRange.select();
}
}
else {
TRange=win.document.body.createTextRange();
TRange.collapse(false);
strFound=TRange.findText(str);
if (strFound) {
//the following line added by Mike and Susan Keenan, 7 June 2003
win.document.body.scrollTop = TRange.offsetTop;
TRange.select();
}
}
}
if (TRange==null || strFound==0) {
TRange=win.document.body.createTextRange();
dupeRange = TRange.duplicate();
strFound=TRange.findText(str);
if (strFound) {
//the following line added by Mike and Susan Keenan, 7 June 2003
win.document.body.scrollTop = TRange.offsetTop;
TRange.select();
}
}
}
if (!strFound) alert ("String '"+str+"' not found!") // string not found
}
// -->
</script>
<div>
<textarea rows="2" cols="20">
Hi this is a test
Hi this is a test
Hi this is a test
Hi this is a test
</textarea>
</div>
<!-- EXAMPLE FORM OF FIND-IN-PAGE SEARCH USING SUBMIT (ALLOWING 'ENTER/RETURN' KEY PRESS EVENT) -->
<form name="form1" onSubmit="search(document.form1, frametosearch); return false">
<input type="text" name="findthis" size="15" title="Press 'ALT s' after clicking submit to repeatedly search page">
<input type="submit" value="Find in Page" ACCESSKEY="f">
hello hi welome
</form>
</body>
</html>
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