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Problema javascript

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salut , stie cineva de ce cand caut pe site un cuvant cu ' nu imi cauta ? de exemplu: i'm angel ... in site am search.php

<?php
$cautare=$_POST['search'];
$cautare = iconv('iso-8859-1', 'US-ASCII//TRANSLIT', $cautare);
$ip=$_SERVER['REMOTE_ADDR'];
include('config.php');
include('functions.php');
$con=mysql_connect($server,$user,$pass);
if (!$con)
{
die('Cannot connect to mysql ' . mysql_error());
}
$ip=$_SERVER['REMOTE_ADDR'];
mysql_select_db($db, $con);
$query="SELECT * FROM tags where cautare='$cautare'";
$res=mysql_query($query) or die(mysql_error());
if (mysql_num_rows($res)==0 && strlen($cautare)>=3)
{
$q="INSERT INTO tags (cautare, ip) VALUES('$cautare','$ip')";
mysql_query($q) or die(mysql_error());
}
mysql_close();

$cautare=str_replace(" ","-",$cautare);
$cautare=str_replace("'","",$cautare);
$cautare=str_replace("`","",$cautare);
$cautare=str_replace("[","",$cautare);
$cautare=str_replace("_","-",$cautare);
$cautare=str_replace("]","",$cautare);
$cautare=str_replace("(","",$cautare);
$cautare=str_replace(")","",$cautare);
$cautare=str_replace(",","",$cautare);
$cautare=str_replace("."," ",$cautare);
$cautare=str_replace(":","",$cautare);
$cautare=str_replace(";","",$cautare);
$cautare=str_replace("?","",$cautare);
$cautare=str_replace("!","",$cautare);
$cautare=str_replace("&"," ",$cautare);
$cautare=str_replace("@","",$cautare);
$cautare=str_replace("*","",$cautare);
$cautare=str_replace("^","",$cautare);
$cautare=str_replace("%","",$cautare);
$cautare=str_replace("#","",$cautare);
$cautare=str_replace("=","",$cautare);
$cautare=str_replace("+","",$cautare);
$cautare=str_replace("<","",$cautare);
$cautare=str_replace(">","",$cautare);
$cautare=str_replace("|","",$cautare);
$cautare=str_replace("{","",$cautare);
$cautare=str_replace("}","",$cautare);
$cautare=str_replace("'\'","",$cautare);
$cautare=str_replace("/"," ",$cautare);
$cautare=str_replace("~","",$cautare);
$cautare=str_replace(" "," ",$cautare);
$cautare=str_replace(" "," ",$cautare);
$cautare=str_replace(" "," ",$cautare);
$cautare=str_replace(" ","-",$cautare);
mysql_close($con);
header("Location: http://www.site.net/download/" . htmlspecialchars($cautare) . "/");
?>

si daca bag in script un javascript e totul oki imi cauta si cand scriu : i'm angel si etc , dar nu imi baga in baza de date in tags ce se cauta pe site .

function CreateBookmarkLink() {
var title = 'site.net : Sursa Ta De Muzica Noua';
var url = 'http://www.site.net/';

if (window.sidebar) { // Mozilla Firefox Bookmark
window.sidebar.addPanel(title, url,"");
} else if( window.external ) { // IE Favorite
window.external.AddFavorite( url, title); }
else if(window.opera && window.print) { // Opera Hotlist
return true; }
}

if (top.location != self.location) {
top.location = self.location.href
}

$("#search-btn").click(function() {

$(".error").hide();
var hasError = false;
var searchReg = /^[a-zA-Z0-9-]+$/;
var searchVal = $("#search-text").val();

//alert(searchVal);

if(searchVal == '') {
$("#search-text").after('<span class="error" style="color: #F11111;">Nu ai introdus nimic in campul de cautare</span>');
hasError = true;
} else if(searchVal.length < 4) {
$("#search-text").after('<span class="error" style="color: #F11111;">Text prea scurt, minim 4 caractere</span>');
hasError = true;
}/*else if(!searchReg.test(searchVal)) {
$("#search-text").after('<span class="error" style="color: #F11111;">Enter valid text.</span>');
hasError = true;
}*/
if(hasError == true) {return false;}

searchVal = perma(searchVal.removeDiacritics());

window.location = 'http://www.site.net/download/'+searchVal+'/';

return false;
});

function perma(value) {
value = value.replace(new RegExp("([^a-zA-Z0-9-]{1,})", "g"), "-");
value = value.replace(" ",'-');
value = value.replace("_",'-');
value = value.replace("a",'a');
value = value.replace("î",'i');
value = value.replace("Î",'i');
value = value.replace("í",'i');
value = value.replace("â",'a');
value = value.replace("á",'a');
value = value.replace("s",'s');
value = value.replace("t",'t');
value = value.replace("ú",'u');
value = value.replace("",'-');
value = value.replace("é",'e');
value = value.replace("–",'-');
value = value.replace("“",'-');
value = value.replace("ç",'c');
value = value.replace("ë",'e');
value = value.replace("ä",'a');
value = value.replace("Ö",'o');
value = value.replace("ö",'o');
value = value.replace("ó",'o');
value = value.replace("ü",'u');
value = value.replace("’",'-');
value = value.replace("´",'-');
value = value.replace("µ",'-');
value = value.replace("°",'-');
value = value.replace("—",'-');
value = value.replace("ß",'-');
value = value.replace("š",'s');
value = value.replace("€",'-');
value = value.replace("„",'-');
value = value.replace("§",'-');
value = value.replace("Ç",'c');
value = value.replace("'",'-');
value = value.replace("‘",'-');
value = value.replace("¨",'-');
value = value.replace("Š",'s');
value = value.replace("ñ",'n');
value = value.replace("è",'e');
value = value.replace("ò",'o');
value = value.replace("à",'a');
value = value.replace("ù",'u');
value = value.replace("[",'');
value = value.replace("]",'');
value = value.replace("(",'');
value = value.replace(")",'');
value = value.replace("*",'');
value = value.replace("*",'');
value = value.replace("|",'');
value = value.replace("!",'');
value = value.replace("£",'');
value = value.replace("$",'');
value = value.replace("%",'');
value = value.replace("/",'');
value = value.replace("^",'');
value = value.replace("?",'');
value = value.replace("+",'');
value = value.replace("@",'');
value = value.replace(".",'');
value = value.replace(",",'');
value = value.replace(";",'');
value = value.replace(":",'');
value = value.replace("<",'');
value = value.replace(">",'');

return value = value.replace(new RegExp("[_]{2,}", "g"), "-");
}

String.prototype.removeDiacritics = function() {
var diacritics = [
[/[\300-\306]/g, 'A'],
[/[\340-\346]/g, 'a'],
[/[\310-\313]/g, 'E'],
[/[\350-\353]/g, 'e'],
[/[\314-\317]/g, 'I'],
[/[\354-\357]/g, 'i'],
[/[\322-\330]/g, 'O'],
[/[\362-\370]/g, 'o'],
[/[\331-\334]/g, 'U'],
[/[\371-\374]/g, 'u'],
[/[\321]/g, 'N'],
[/[\361]/g, 'n'],
[/[\307]/g, 'C'],
[/[\347]/g, 'c'],
];
var s = this;
for (var i = 0; i < diacritics.length; i++) {
s = s.replace(diacritics[i][0], diacritics[i][1]);
}
return s;
}

function validate(frm)
{
if(frm.elements["search"].value.length<=2)
{
alert("Introduceti minim 3 caractere pentru cautare!");
return false;
}
return true;
}

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In php ai $cautare=str_replace("'","",$cautare);

adica iti inlocuieste ' cu nimic

In javascript ai value = value.replace("’",'-');

adica iti inlocuieste ' cu -

In momentul cand cauti i'm an angel cu scriptul php, de fapt, o sa iti caute im an angel, ceea ce bineinteles, nu gaseste.

Incearca sa dai si in php "-" sau "'" in loc de ""

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deci in search.php functia aia nu are nici o valoare oricum as modificao $cautare=str_replace("'","+ - spatiu . etc",$cautare);

cand introduc si javascriptu in site imi cauta bine dar nu imi introduce cautarea in baza de date in tags , ar mai trebui adaugat ceva in js cred sa posteze in baza de date , ca fara js in script posteaza in baza de date ce se cauta pe site ..

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