function limit_textarea(limite,nome,limit){   
        car_rimanenti=limite-document.getElementById(nome).value.length;   
        if (car_rimanenti<0){
        	document.getElementById(nome+"_rimanenti").style.display='none';
        	document.getElementById(nome+"_superato").style.display='';            
        } else {
        	document.getElementById(nome+"_rimanenti").style.display='';
        	document.getElementById(nome+"_superato").style.display='none';
            document.getElementById(nome+"_rimanenti").innerHTML=car_rimanenti;
        }   
    }


function aggiungi_allegato_simple(path,id,cat){
	num_all=document.localForm.num_all.value;

	var options ={
		method: 'post',
		data: { 'num_all' : num_all, 'id_est' : id, 'cat' : cat, 'simple' : '1'},
		async: true,
		evalScripts: true,
		update: document.getElementById('box_allegati'+num_all),
		url: path+'_framework/allegati.php',
		onRequest: function(){
		},

		onComplete: function() {
			
		},
		onFailure: function() {
			alert("Non è stato possibile eseguire la richiesta correttamente");
		}
		
	};
	
	var myRequest = new Request.HTML(options);
	
	myRequest.send();

}
function aggiungi_allegato(path,id,cat){
	num_all=document.localForm.num_all.value;

	var options ={
		method: 'post',
		data: { 'num_all' : num_all, 'id_est' : id, 'cat' : cat},
		async: true,
		evalScripts: true,
		update: $('box_allegati'+num_all),
		url: path+'_framework/allegati.php',
		onRequest: function(){
		},

		onComplete: function() {
			
		},
		onFailure: function() {
			alert("Non è stato possibile eseguire la richiesta correttamente");
		}
		
	};
	
	var myRequest = new Request.HTML(options);
	
	myRequest.send();

}

function IsNumeric_no_dot(sText)

{
   var ValidChars = "0123456789,";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }


function IsNumeric(sText)

{
   var ValidChars = "0123456789.,";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }


function IsAnno(sText)

{
   var ValidChars = "0123456789";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }

function	ajax_loading(elemento,pagina){
	var options ={
		method: 'post',
		data: { },
		async: true,
		evalScripts: true,
		update: $(elemento),
		url: pagina,
		onRequest: function(){ 
			document.getElementById('loading').style.display='';
			//view_div_ko(0);
		},

		onComplete: function() { 
			setTimeout(function (){document.getElementById('loading').style.display='none';}, '500');
			//view_div_ko(0);			
		},
		onFailure: function() {  
			document.getElementById('loading').style.display='none';
			view_div_ko(1);
		}
		
	};
	
	var myRequest = new Request.HTML(options);
	
	myRequest.send();

}


function findPosX (obj) {
	var curleft = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	} else if (obj.x) {
		curleft += obj.x;
	}
	return curleft;
}

function findPosY(obj) {
	var curtop = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	} else if (obj.y) {
		curtop += obj.y;
	}
	return curtop;
}

function controllouser(user){
	error=0;
	var caratteri = '0987654321_abcdefghilmnopqrstuvzxyjwkABCDEFGHILMNOPQRSTUVZXYJWK';
	if(user); else error=1;
	
	if(!error && user=='') error=1;
	else{
		var e='';
		for(i=0; i<user.length; i++) {
			e=user.charAt(i);
			if(caratteri.indexOf(e)<0)
				error=1; 
		}
	}
	
	if(error)
		return false;
	else
		return true;
		
		
}

function controllomail(mail){
	var espressione = /^[_a-z0-9+-]+(\.[_a-z0-9+-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)+$/;
	if (!espressione.test(mail))
		return false;
	else
		return true;
}


function getDocHeight() {
    var D = document;
    return Math.max(
        Math.max(D.body.scrollHeight, D.documentElement.scrollHeight),
        Math.max(D.body.offsetHeight, D.documentElement.offsetHeight),
        Math.max(D.body.clientHeight, D.documentElement.clientHeight)
    );
}

function view_div_ko(display){	
	if(display){
		stampa_box_errore(display,getDocHeight());
		window.location.href='#div_error_ko';
	}else{
		stampa_box_errore(display,getDocHeight());		
	}
	
}

function view_div_browser_ko(display){	
	if(display){
		stampa_box_errore(display,getDocHeight());
		window.location.href='#div_error_browser_ko';
	}else{
		stampa_box_errore(display,getDocHeight());		
	}
	
}

function get_html_translation_table(table, quote_style) {
    // http://kevin.vanzonneveld.net
    // +   original by: Philip Peterson
    // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   bugfixed by: noname
    // +   bugfixed by: Alex
    // +   bugfixed by: Marco
    // +   bugfixed by: madipta
    // %          note: It has been decided that we're not going to add global
    // %          note: dependencies to php.js. Meaning the constants are not
    // %          note: real constants, but strings instead. integers are also supported if someone
    // %          note: chooses to create the constants themselves.
    // %          note: Table from http://www.the-art-of-web.com/html/character-codes/
    // *     example 1: get_html_translation_table('HTML_SPECIALCHARS');
    // *     returns 1: {'"': '&quot;', '&': '&amp;', '<': '&lt;', '>': '&gt;'}
    
    var entities = {}, histogram = {}, decimal = 0, symbol = '';
    var constMappingTable = {}, constMappingQuoteStyle = {};
    var useTable = {}, useQuoteStyle = {};
    
    useTable      = (table ? table.toUpperCase() : 'HTML_SPECIALCHARS');
    useQuoteStyle = (quote_style ? quote_style.toUpperCase() : 'ENT_COMPAT');
    
    // Translate arguments
    constMappingTable[0]      = 'HTML_SPECIALCHARS';
    constMappingTable[1]      = 'HTML_ENTITIES';
    constMappingQuoteStyle[0] = 'ENT_NOQUOTES';
    constMappingQuoteStyle[2] = 'ENT_COMPAT';
    constMappingQuoteStyle[3] = 'ENT_QUOTES';
    
    // Map numbers to strings for compatibilty with PHP constants
    if (!isNaN(useTable)) {
        useTable = constMappingTable[useTable];
    }
    if (!isNaN(useQuoteStyle)) {
        useQuoteStyle = constMappingQuoteStyle[useQuoteStyle];
    }
 
    if (useTable == 'HTML_SPECIALCHARS') {
        // ascii decimals for better compatibility
        entities['38'] = '&amp;';
        if (useQuoteStyle != 'ENT_NOQUOTES') {
            entities['34'] = '&quot;';
        }
        if (useQuoteStyle == 'ENT_QUOTES') {
            entities['39'] = '&#039;';
        }
        entities['60'] = '&lt;';
        entities['62'] = '&gt;';
    } else if (useTable == 'HTML_ENTITIES') {
        // ascii decimals for better compatibility
      entities['38']  = '&amp;';
        if (useQuoteStyle != 'ENT_NOQUOTES') {
            entities['34'] = '&quot;';
        }
        if (useQuoteStyle == 'ENT_QUOTES') {
            entities['39'] = '&#039;';
        }
      entities['60']  = '&lt;';
      entities['62']  = '&gt;';
      entities['128'] = '&euro;';
      entities['160'] = '&nbsp;';
      entities['161'] = '&iexcl;';
      entities['162'] = '&cent;';
      entities['163'] = '&pound;';
      entities['164'] = '&curren;';
      entities['165'] = '&yen;';
      entities['166'] = '&brvbar;';
      entities['167'] = '&sect;';
      entities['168'] = '&uml;';
      entities['169'] = '&copy;';
      entities['170'] = '&ordf;';
      entities['171'] = '&laquo;';
      entities['172'] = '&not;';
      entities['173'] = '&shy;';
      entities['174'] = '&reg;';
      entities['175'] = '&macr;';
      entities['176'] = '&deg;';
      entities['177'] = '&plusmn;';
      entities['178'] = '&sup2;';
      entities['179'] = '&sup3;';
      entities['180'] = '&acute;';
      entities['181'] = '&micro;';
      entities['182'] = '&para;';
      entities['183'] = '&middot;';
      entities['184'] = '&cedil;';
      entities['185'] = '&sup1;';
      entities['186'] = '&ordm;';
      entities['187'] = '&raquo;';
      entities['188'] = '&frac14;';
      entities['189'] = '&frac12;';
      entities['190'] = '&frac34;';
      entities['191'] = '&iquest;';
      entities['192'] = '&Agrave;';
      entities['193'] = '&Aacute;';
      entities['194'] = '&Acirc;';
      entities['195'] = '&Atilde;';
      entities['196'] = '&Auml;';
      entities['197'] = '&Aring;';
      entities['198'] = '&AElig;';
      entities['199'] = '&Ccedil;';
      entities['200'] = '&Egrave;';
      entities['201'] = '&Eacute;';
      entities['202'] = '&Ecirc;';
      entities['203'] = '&Euml;';
      entities['204'] = '&Igrave;';
      entities['205'] = '&Iacute;';
      entities['206'] = '&Icirc;';
      entities['207'] = '&Iuml;';
      entities['208'] = '&ETH;';
      entities['209'] = '&Ntilde;';
      entities['210'] = '&Ograve;';
      entities['211'] = '&Oacute;';
      entities['212'] = '&Ocirc;';
      entities['213'] = '&Otilde;';
      entities['214'] = '&Ouml;';
      entities['215'] = '&times;';
      entities['216'] = '&Oslash;';
      entities['217'] = '&Ugrave;';
      entities['218'] = '&Uacute;';
      entities['219'] = '&Ucirc;';
      entities['220'] = '&Uuml;';
      entities['221'] = '&Yacute;';
      entities['222'] = '&THORN;';
      entities['223'] = '&szlig;';
      entities['224'] = '&agrave;';
      entities['225'] = '&aacute;';
      entities['226'] = '&acirc;';
      entities['227'] = '&atilde;';
      entities['228'] = '&auml;';
      entities['229'] = '&aring;';
      entities['230'] = '&aelig;';
      entities['231'] = '&ccedil;';
      entities['232'] = '&egrave;';
      entities['233'] = '&eacute;';
      entities['234'] = '&ecirc;';
      entities['235'] = '&euml;';
      entities['236'] = '&igrave;';
      entities['237'] = '&iacute;';
      entities['238'] = '&icirc;';
      entities['239'] = '&iuml;';
      entities['240'] = '&eth;';
      entities['241'] = '&ntilde;';
      entities['242'] = '&ograve;';
      entities['243'] = '&oacute;';
      entities['244'] = '&ocirc;';
      entities['245'] = '&otilde;';
      entities['246'] = '&ouml;';
      entities['247'] = '&divide;';
      entities['248'] = '&oslash;';
      entities['249'] = '&ugrave;';
      entities['250'] = '&uacute;';
      entities['251'] = '&ucirc;';
      entities['252'] = '&uuml;';
      entities['253'] = '&yacute;';
      entities['254'] = '&thorn;';
      entities['255'] = '&yuml;';
    } else {
        throw Error("Table: "+useTable+' not supported');
        return false;
    }
    
    // ascii decimals to real symbols
    for (decimal in entities) {
        symbol = String.fromCharCode(decimal);
        histogram[symbol] = entities[decimal];
    }
    
    return histogram;
}

function htmlentities (string, quote_style) {
 
    var histogram = {}, symbol = '', tmp_str = '', entity = '';
    tmp_str = string.toString();
    
    if (false === (histogram = get_html_translation_table('HTML_ENTITIES', quote_style))) {
        return false;
    }
    
    for (symbol in histogram) {
        entity = histogram[symbol];
        tmp_str = tmp_str.split(symbol).join(entity);
    }
    
    return tmp_str;
}

function html_entity_decode( string, quote_style ) {

 
    var histogram = {}, symbol = '', tmp_str = '', entity = '';
    tmp_str = string.toString();
    
    if (false === (histogram = get_html_translation_table('HTML_ENTITIES', quote_style))) {
        return false;
    }
 
    // &amp; must be the last character when decoding!
    delete(histogram['&']);
    histogram['&'] = '&amp;';
 
    for (symbol in histogram) {
        entity = histogram[symbol];
        tmp_str = tmp_str.split(entity).join(symbol);
    }
    
    return tmp_str;
}


function str_replace(search, replace, subject) {

 
    var s = subject;
    var ra = r instanceof Array, sa = s instanceof Array;
    var f = [].concat(search);
    var r = [].concat(replace);
    var i = (s = [].concat(s)).length;
    var j = 0;
    
    while (j = 0, i--) {
        if (s[i]) {
            while (s[i] = (s[i]+'').split(f[j]).join(ra ? r[j] || "" : r[0]), ++j in f){};
        }
    }
 
    return sa ? s : s[0];
}