/*
**************************************
* Restrict Class v1.0                *
* Autor: Carlos R. L. Rodrigues      *
**************************************
*/

//========================================================
// REQUIRES http://www.jsfromhell.com/geral/event-listener
//========================================================

Restrict = function(form){
    this.form = form, this.field = {}, this.mask = {};
}
Restrict.field = Restrict.inst = Restrict.c = null;
Restrict.prototype.start = function(){
    var $, __ = document.forms[this.form], s, x, j, c, sp, o = this, l;
    var p = {".":/./, w:/\w/, W:/\W/, d:/\d/, D:/\D/, s:/\s/, a:/[\xc0-\xff]/, A:/[^\xc0-\xff]/};
    for(var _ in $ = this.field)
        if(/text|textarea|password/i.test(__[_].type)){
            x = $[_].split(""), c = j = 0, sp, s = [[],[]];
            for(var i = 0, l = x.length; i < l; i++)
                if(x[i] == "\\" || sp){
                    if(sp = !sp) continue;
                    s[j][c++] = p[x[i]] || x[i];
                }
                else if(x[i] == "^") c = (j = 1) - 1;
                else s[j][c++] = x[i];
            o.mask[__[_].name] && (__[_].maxLength = o.mask[__[_].name].length);
            __[_].pt = s, addEvent(__[_], "keydown", function(e){
                var r = Restrict.field = e.target;
                if(!o.mask[r.name]) return;
                r.l = r.value.length, Restrict.inst = o; Restrict.c = e.key;
                setTimeout(o.onchanged, r.e = 1);
            });
            addEvent(__[_], "keyup", function(e){
                (Restrict.field = e.target).e = 0;
            });
            addEvent(__[_], "keypress", function(e){
                o.restrict(e) || e.preventDefault();
                var r = Restrict.field = e.target;
                if(!o.mask[r.name]) return;
                if(!r.e){
                    r.l = r.value.length, Restrict.inst = o, Restrict.c = e.key || 0;
                    setTimeout(o.onchanged, 1);
                }
            });
        }
}
Restrict.prototype.restrict = function(e){
    var o, c = e.key, n = (o = e.target).name, r;
    var has = function(c, r){
        for(var i = r.length; i--;)
            if((r[i] instanceof RegExp && r[i].test(c)) || r[i] == c) return true;
        return false;
    }
    var inRange = function(c){
        return has(c, o.pt[0]) && !has(c, o.pt[1]);
    }
    return (c < 30 || inRange(String.fromCharCode(c))) ?
        (this.onKeyAccept && this.onKeyAccept(o, c), !0) :
        (this.onKeyRefuse && this.onKeyRefuse(o, c),  !1);
}
Restrict.prototype.onchanged = function(){
    var ob = Restrict, si, moz = false, o = ob.field, t, lt = (t = o.value).length, m = ob.inst.mask[o.name];
    if(o.l == o.value.length) return;
    if(si = o.selectionStart) moz = true;
    else if(o.createTextRange){
        var obj = document.selection.createRange(), r = o.createTextRange();
        if(!r.setEndPoint) return false;
        r.setEndPoint("EndToStart", obj); si = r.text.length;
    }
    else return false;
    for(var i in m = m.split(""))
        if(m[i] != "#")
            t = t.replace(m[i] == "\\" ? m[++i] : m[i], "");
    var j = 0, h = "", l = m.length, ini = si == 1, t = t.split("");
    for(i = 0; i < l; i++)
        if(m[i] != "#"){
            if(m[i] == "\\" && (h += m[++i])) continue;
            h += m[i], i + 1 == l && (t[j - 1] += h, h = "");
        }
        else{
            if(!t[j] && !(h = "")) break;
            (t[j] = h + t[j++]) && (h = "");
        }
    o.value = o.maxLength > -1 && o.maxLength < (t = t.join("")).length ? t.slice(0, o.maxLength) : t;
    if(ob.c && ob.c != 46 && ob.c != 8){
        if(si != lt){
            while(m[si] != "#" && m[si]) si++;
            ini && m[0] != "#" && si++;
        }
        else si = o.value.length;
    }
    !moz ? (obj.move("character", si), obj.select()) : o.setSelectionRange(si, si);
}

/*
**************************************
* Event Listener Function v1.4       *
* Autor: Carlos R. L. Rodrigues      *
**************************************
*/
addEvent = function(o, e, f, s){
    var r = o[r = "_" + (e = "on" + e)] = o[r] || (o[e] ? [[o[e], o]] : []), a, c, d;
    r[r.length] = [f, s || o], o[e] = function(e){
        try{
            (e = e || event).preventDefault || (e.preventDefault = function(){e.returnValue = false;});
            e.stopPropagation || (e.stopPropagation = function(){e.cancelBubble = true;});
            e.target || (e.target = e.srcElement || null);
            e.key = (e.which + 1 || e.keyCode + 1) - 1 || 0;
        }catch(f){}
        for(d = 1, f = r.length; f; r[--f] && (a = r[f][0], o = r[f][1], a.call ? c = a.call(o, e) : (o._ = a, c = o._(e), o._ = null), d &= c !== false));
        return e = null, !!d;
    }
};

removeEvent = function(o, e, f, s){
    for(var i = (e = o["_on" + e] || []).length; i;)
        if(e[--i] && e[i][0] == f && (s || o) == e[i][1])
            return delete e[i];
    return false;
};

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function YY_checkform() { //v4.71
//copyright (c)1998,2002 Yaromat.com
  var a=YY_checkform.arguments,oo=true,v='',s='',err=false,r,o,at,o1,t,i,j,ma,rx,cd,cm,cy,dte,at;
  for (i=1; i<a.length;i=i+4){
    if (a[i+1].charAt(0)=='#'){r=true; a[i+1]=a[i+1].substring(1);}else{r=false}
    o=MM_findObj(a[i].replace(/\[\d+\]/ig,""));
    o1=MM_findObj(a[i+1].replace(/\[\d+\]/ig,""));
    v=o.value;t=a[i+2];
    if (o.type=='text'||o.type=='password'||o.type=='hidden'){
      if (r&&v.length==0){err=true}
      if (v.length>0)
      if (t==1){ //fromto
        ma=a[i+1].split('_');if(isNaN(v)||v<ma[0]/1||v > ma[1]/1){err=true}
      } else if (t==2){
        rx=new RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-zA-Z]{2,4}$");if(!rx.test(v))err=true;
      } else if (t==3){ // date
        ma=a[i+1].split("#");at=v.match(ma[0]);
        if(at){
          cd=(at[ma[1]])?at[ma[1]]:1;cm=at[ma[2]]-1;cy=at[ma[3]];
          dte=new Date(cy,cm,cd);
          if(dte.getFullYear()!=cy||dte.getDate()!=cd||dte.getMonth()!=cm){err=true};
        }else{err=true}
      } else if (t==4){ // time
        ma=a[i+1].split("#");at=v.match(ma[0]);if(!at){err=true}
      } else if (t==5){ // check this 2
            if(o1.length)o1=o1[a[i+1].replace(/(.*\[)|(\].*)/ig,"")];
            if(!o1.checked){err=true}
      } else if (t==6){ // the same
            if(v!=MM_findObj(a[i+1]).value){err=true}
      }
    } else
    if (!o.type&&o.length>0&&o[0].type=='radio'){
          at = a[i].match(/(.*)\[(\d+)\].*/i);
          o2=(o.length>1)?o[at[2]]:o;
      if (t==1&&o2&&o2.checked&&o1&&o1.value.length/1==0){err=true}
      if (t==2){
        oo=false;
        for(j=0;j<o.length;j++){oo=oo||o[j].checked}
        if(!oo){s+='* '+a[i+3]+'\n'}
      }
    } else if (o.type=='checkbox'){
      if((t==1&&o.checked==false)||(t==2&&o.checked&&o1&&o1.value.length/1==0)){err=true}
    } else if (o.type=='select-one'||o.type=='select-multiple'){
      if(t==1&&o.selectedIndex/1==0){err=true}
    }else if (o.type=='textarea'){
      if(v.length<a[i+1]){err=true}
    }
    if (err){s+='* '+a[i+3]+'\n'; err=false}
  }
  if (s!=''){alert('Você clicou em enviar mas...\t\t\t\t\t\n\n'+s)}
  document.MM_returnValue = (s=='');
}