// FUNCIONS DE NAVEGADOR
function favorits(direccio,descripcio){
    if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion)>3)){
        window.external.AddFavorite(direccio,descripcio);
    }
    else if(navigator.appName == "Netscape") {
        alert("Pulse Crtl+D para agregar esta página a sus Favoritos");
    }
    else{
        alert("Su navegador no dispone de esta opción");
    }
}
// PRECARREGADOR D'IMATGES
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
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 MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
// FINESTRA POPUP
function popup(pagina,ample,alt,scroll) {
	if (scroll=="si")d=1;
	if (scroll=="no")d=0;
	if (scroll=="")d=0;
	LeftPosition = (screen.width) ? (screen.width-ample)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-alt)/2 : 0;
	finesnota=window.open(pagina,"xyz","toolbar=0,location=0,directories=0,scrollbars="+d+",menubar=0,status=0,resizable=0,width="+ample+",height="+alt+",left="+LeftPosition+",top="+TopPosition+""); 
}
// FINESTRA: IMATGE + TEXT (PHP)
function mostrar(imatge,amplada,altura,text)
{
	LeftPosition = (screen.width) ? (screen.width-amplada)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-altura)/2 : 0;
	finesnota=window.open("window.php?imatge="+escape(imatge)+"&text="+escape(text),"SPRINT","toolbar=0,location=0,directories=0,scrollbars=0,menubar=0,status=0,resizable=0,width="+amplada+",height="+altura+",left="+LeftPosition+",top="+TopPosition+""); 
}
// VERIFICACIÓ DE FORMULARI
function YY_checkform() { //v4.66
  var args = YY_checkform.arguments; var myDot=true; var myV=''; var myErr='';var addErr=false;var myReq;
  for (var i=1; i<args.length;i=i+4){
    if (args[i+1].charAt(0)=='#'){myReq=true; args[i+1]=args[i+1].substring(1);}else{myReq=false}
    var myObj = MM_findObj(args[i].replace(/\[\d+\]/ig,""));
    myV=myObj.value;
    if (myObj.type=='text'||myObj.type=='password'||myObj.type=='hidden'){
      if (myReq&&myObj.value.length==0){addErr=true}
      if ((myV.length>0)&&(args[i+2]==1)){ //fromto
        var myMa=args[i+1].split('_');if(isNaN(myV)||myV<myMa[0]/1||myV > myMa[1]/1){addErr=true}
      } else if ((myV.length>0)&&(args[i+2]==2)){
          var rx=new RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-z]{2,4}$");if(!rx.test(myV))addErr=true;
      } else if ((myV.length>0)&&(args[i+2]==3)){ // date
        var myMa=args[i+1].split("#"); var myAt=myV.match(myMa[0]);
        if(myAt){
          var myD=(myAt[myMa[1]])?myAt[myMa[1]]:1; var myM=myAt[myMa[2]]-1; var myY=myAt[myMa[3]];
          var myDate=new Date(myY,myM,myD);
          if(myDate.getFullYear()!=myY||myDate.getDate()!=myD||myDate.getMonth()!=myM){addErr=true};
        }else{addErr=true}
      } else if ((myV.length>0)&&(args[i+2]==4)){ // time
        var myMa=args[i+1].split("#"); var myAt=myV.match(myMa[0]);if(!myAt){addErr=true}
      } else if (myV.length>0&&args[i+2]==5){ // check this 2
            var myObj1 = MM_findObj(args[i+1].replace(/\[\d+\]/ig,""));
            if(myObj1.length)myObj1=myObj1[args[i+1].replace(/(.*\[)|(\].*)/ig,"")];
            if(!myObj1.checked){addErr=true}
      } else if (myV.length>0&&args[i+2]==6){ // the same
            var myObj1 = MM_findObj(args[i+1]);
            if(myV!=myObj1.value){addErr=true}
      }
    } else
    if (!myObj.type&&myObj.length>0&&myObj[0].type=='radio'){
          var myTest = args[i].match(/(.*)\[(\d+)\].*/i);
          var myObj1=(myObj.length>1)?myObj[myTest[2]]:myObj;
      if (args[i+2]==1&&myObj1&&myObj1.checked&&MM_findObj(args[i+1]).value.length/1==0){addErr=true}
      if (args[i+2]==2){
        var myDot=false;
        for(var j=0;j<myObj.length;j++){myDot=myDot||myObj[j].checked}
        if(!myDot){myErr+='* ' +args[i+3]+'\n'}
      }
    } else if (myObj.type=='checkbox'){
      if(args[i+2]==1&&myObj.checked==false){addErr=true}
      if(args[i+2]==2&&myObj.checked&&MM_findObj(args[i+1]).value.length/1==0){addErr=true}
    } else if (myObj.type=='select-one'||myObj.type=='select-multiple'){
      if(args[i+2]==1&&myObj.selectedIndex/1==0){addErr=true}
    }else if (myObj.type=='textarea'){
      if(myV.length<args[i+1]){addErr=true}
    }
    if (addErr){myErr+='* '+args[i+3]+'\n'; addErr=false}
  }
  if (myErr!=''){alert('La información requerida está incompleta o contiene errores:\t\n\n'+myErr)}
  document.MM_returnValue = (myErr=='');
}
// GALERIA D'IMATGES: EFECTE D'OPACITAT
function posa_imatge(){
document.images.imgmostrada.src=(document.images[img].src).substring(0,(document.images[img].src).length-5-4)+".jpg"
puja_opacitat()
}
var iex = navigator.appName=="Microsoft Internet Explorer" ? true : false;
var fi = iex?'filters.alpha.opacity':'style.MozOpacity'
var opa = iex ? 100 : 1;
function baixa_opacitat(){
eval(opa)
if(opa >= 0){		
	canvia_opacitat()
	opa -= iex?10:0.1;
	setTimeout('baixa_opacitat()',10)
	}
else{posa_imatge()}
}
function puja_opacitat(){
opaci = iex?100:1;
if(opa <= opaci){	
	canvia_opacitat()
	opa += iex?10: 0.1;
	setTimeout('puja_opacitat()',10)
	}
}
function canvia_opacitat(){
eval('document.images.imgmostrada.' + fi + ' = opa')
}
var img
function mostraimatge(imatge){	
	img=imatge;
	baixa_opacitat()	
}
// SCROLL IFRAMES
function esq_hormigon() {
	hormigon.scrollBy(-86,0)
}
function dre_hormigon() {
	hormigon.scrollBy(86,0)
}
function esq_metal() {
	metal.scrollBy(-86,0)
}
function dre_metal() {
	metal.scrollBy(86,0)
}