//fonctions générales javascript
function strtr (str, from, to) {
	// Alexis: bug IE corrigé le 07/03/2010 en remplaçant les chaines from[i] par from.charAt(i)
	
    // Translates characters in str using given translation tables  
    // 
    // version: 909.322
    // discuss at: http://phpjs.org/functions/strtr
    // +   original by: Brett Zamir (http://brett-zamir.me)
    // +      input by: uestla
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +      input by: Alan C
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +      input by: Taras Bogach
    // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
    // -   depends on: krsort
    // *     example 1: $trans = {'hello' : 'hi', 'hi' : 'hello'};
    // *     example 1: strtr('hi all, I said hello', $trans)
    // *     returns 1: 'hello all, I said hi'
    // *     example 2: strtr('äaabaåccasdeöoo', 'äåö','aao');
    // *     returns 2: 'aaabaaccasdeooo'
    // *     example 3: strtr('ääääääää', 'ä', 'a');
    // *     returns 3: 'aaaaaaaa'
    // *     example 4: strtr('http', 'pthxyz','xyzpth');
    // *     returns 4: 'zyyx'
    // *     example 5: strtr('zyyx', 'pthxyz','xyzpth');
    // *     returns 5: 'http'
    // *     example 6: strtr('aa', {'a':1,'aa':2});
    // *     returns 6: '2'
    var fr = '', i = 0, j = 0, lenStr = 0, lenFrom = 0;
    var tmpFrom = [];
    var tmpTo   = [];
    var ret = '';
    var match = false;


    // Received replace_pairs?
    // Convert to normal from->to chars
    if (typeof from === 'object') {
        this.krsort(from);
        for (fr in from) {
            tmpFrom.push(fr);
            tmpTo.push(from[fr]);
        }
 
        from = tmpFrom;
        to   = tmpTo;
    }
    
    // Walk through subject and replace chars when needed
    lenStr  = str.length;
    lenFrom = from.length;


    for (i = 0; i < lenStr; i++) {
        match = false;
        for (j = 0; j < lenFrom; j++) {
            if (str.substr(i, 1) == from.charAt(j)) {
                match = true;
             
                break;
            }
        }
        
        if (false !== match) {
            ret += to.charAt(j);
        } else {
            ret += str.charAt(i);
        }
    }
     return ret;
}


function str_url (str) {
return strtr (str, "?\" /'´·®«»©¼ª&çéèêëÉøôòÓóõùûúÄàáâæåãñíì¡îýß", '-------------ceeeeEoooooOuuuAaaaaaaniiiiys')
}

function ajout_fond_noir()
{

	var larg = (document.body.clientWidth);
	var haut = ( document.body.clientHeight);
	document.getElementById("fond_noir").style.width=larg+"px";
	document.getElementById("fond_noir").style.height=haut+"px";
	document.getElementById("fond_noir").style.visibility="visible";	
}

function supprime_fond_noir()
{
	document.getElementById("fond_noir").style.visibility="hidden";		
}

function htmlentities(texto){
    //by Micox - elmicoxcodes.blogspot.com - www.ievolutionweb.com
    var i,carac,letra,novo='';
    for(i=0;i<texto.length;i++){
        carac = texto[i].charCodeAt(0);
        if( (carac > 47 && carac < 58) || (carac > 62 && carac < 127) ){
            //se for numero ou letra normal
            novo += texto[i];
        }else{
            novo += "&#" + carac + ";";
        }
    }
    return novo;
}

// {{{ html_entity_decode
function html_entity_decode( string ) {
    // Convert all HTML entities to their applicable characters
    // 
    // +    discuss at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_html_entity_decode/
    // +       version: 809.522
    // +   original by: john (http://www.jd-tech.net)
    // +      input by: ger
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // %          note: table from http://www.the-art-of-web.com/html/character-codes/
    // *     example 1: html_entity_decode('Kevin &amp; van Zonneveld');
    // *     returns 1: 'Kevin & van Zonneveld'
    
    var histogram = {}, histogram_r = {}, code = 0;
    var entity = chr = '';
    
    histogram['34'] = 'quot';
    histogram['38'] = 'amp';
    histogram['60'] = 'lt';
    histogram['62'] = 'gt';
    histogram['160'] = 'nbsp';
    histogram['161'] = 'iexcl';
    histogram['162'] = 'cent';
    histogram['163'] = 'pound';
    histogram['164'] = 'curren';
    histogram['165'] = 'yen';
    histogram['166'] = 'brvbar';
    histogram['167'] = 'sect';
    histogram['168'] = 'uml';
    histogram['169'] = 'copy';
    histogram['170'] = 'ordf';
    histogram['171'] = 'laquo';
    histogram['172'] = 'not';
    histogram['173'] = 'shy';
    histogram['174'] = 'reg';
    histogram['175'] = 'macr';
    histogram['176'] = 'deg';
    histogram['177'] = 'plusmn';
    histogram['178'] = 'sup2';
    histogram['179'] = 'sup3';
    histogram['180'] = 'acute';
    histogram['181'] = 'micro';
    histogram['182'] = 'para';
    histogram['183'] = 'middot';
    histogram['184'] = 'cedil';
    histogram['185'] = 'sup1';
    histogram['186'] = 'ordm';
    histogram['187'] = 'raquo';
    histogram['188'] = 'frac14';
    histogram['189'] = 'frac12';
    histogram['190'] = 'frac34';
    histogram['191'] = 'iquest';
    histogram['192'] = 'Agrave';
    histogram['193'] = 'Aacute';
    histogram['194'] = 'Acirc';
    histogram['195'] = 'Atilde';
    histogram['196'] = 'Auml';
    histogram['197'] = 'Aring';
    histogram['198'] = 'AElig';
    histogram['199'] = 'Ccedil';
    histogram['200'] = 'Egrave';
    histogram['201'] = 'Eacute';
    histogram['202'] = 'Ecirc';
    histogram['203'] = 'Euml';
    histogram['204'] = 'Igrave';
    histogram['205'] = 'Iacute';
    histogram['206'] = 'Icirc';
    histogram['207'] = 'Iuml';
    histogram['208'] = 'ETH';
    histogram['209'] = 'Ntilde';
    histogram['210'] = 'Ograve';
    histogram['211'] = 'Oacute';
    histogram['212'] = 'Ocirc';
    histogram['213'] = 'Otilde';
    histogram['214'] = 'Ouml';
    histogram['215'] = 'times';
    histogram['216'] = 'Oslash';
    histogram['217'] = 'Ugrave';
    histogram['218'] = 'Uacute';
    histogram['219'] = 'Ucirc';
    histogram['220'] = 'Uuml';
    histogram['221'] = 'Yacute';
    histogram['222'] = 'THORN';
    histogram['223'] = 'szlig';
    histogram['224'] = 'agrave';
    histogram['225'] = 'aacute';
    histogram['226'] = 'acirc';
    histogram['227'] = 'atilde';
    histogram['228'] = 'auml';
    histogram['229'] = 'aring';
    histogram['230'] = 'aelig';
    histogram['231'] = 'ccedil';
    histogram['232'] = 'egrave';
    histogram['233'] = 'eacute';
    histogram['234'] = 'ecirc';
    histogram['235'] = 'euml';
    histogram['236'] = 'igrave';
    histogram['237'] = 'iacute';
    histogram['238'] = 'icirc';
    histogram['239'] = 'iuml';
    histogram['240'] = 'eth';
    histogram['241'] = 'ntilde';
    histogram['242'] = 'ograve';
    histogram['243'] = 'oacute';
    histogram['244'] = 'ocirc';
    histogram['245'] = 'otilde';
    histogram['246'] = 'ouml';
    histogram['247'] = 'divide';
    histogram['248'] = 'oslash';
    histogram['249'] = 'ugrave';
    histogram['250'] = 'uacute';
    histogram['251'] = 'ucirc';
    histogram['252'] = 'uuml';
    histogram['253'] = 'yacute';
    histogram['254'] = 'thorn';
    histogram['255'] = 'yuml';
    
    // Reverse table. Cause for maintainability purposes, the histogram is 
    // identical to the one in htmlentities.
    for (code in histogram) {
        entity = histogram[code];
        histogram_r[entity] = code; 
    }
    
    return string.replace(/(\&([a-zA-Z]+)\;)/g, function(full, m1, m2){
        if (m2 in histogram_r) {
            return String.fromCharCode(histogram_r[m2]);
        } else {
            return m2;
        }
    });    
}// }}}