////////////////////////////////////////////////////////////////////////////////

//patro de variables:

//mImatges[i]['imatgeId']
//mImatges[i]['path']
//mImatges[i]['onMouseover']
//mImatges[i]['onMouseout']
//mImatges[i]['widthPx']
//mImatges[i]['heightPx']
//mImatges[i]['cursor']

function getFalseScreenWidth(res)
{
    if(res!=800 && res!=1024 && res!=1280)
    {
        if(res>800 && res<1024){res=800;}
        else if(res>1024 && res<1280){res=1024;}
        else {res=1280;}
    }
return res;
}

function es_IE()  //declara var logica esIE=true si navegador es IE, declara variables de tamany de text i  resolucions
{
    // browser test:
    browserName = navigator.appName;
    browserVer = parseInt(navigator.appVersion);

    screenSize=new Array();
    ie7UserAgent=false;
    netscapeAlert=false;
    firefoxUserAgent=false;
    operaUserAgent=false;
    esIE=false;

    if (navigator.userAgent.match('Netscape')!=null){netscapeAlert=true;}
    else if (navigator.userAgent.match('Firefox')!=null){firefoxUserAgent=true;}
    else if (navigator.userAgent.match('Opera')!=null){operaUserAgent=true;}

    if (browserName == 'Netscape' && browserVer >= 4 )
    {
        screenSize['w']=screen.width;
        screenSize['h']=screen.height;
        sw=screen.width;
        sh=screen.height;
    }
    else if (browserName == 'Microsoft Internet Explorer' && browserVer >= 4)
    {
        screenSize['w']=screen.width;
        screenSize['h']=screen.height;
        sw=screen.width;
        sh=screen.height;
        arVersion = navigator.appVersion.split('MSIE');
        version = parseFloat(arVersion[1])
        if (version >= 5.5 ){esIE=true;}
        if(browserVer ==7){ie7UserAgent=true;}
    }
    else
    {
        if (browserName == 'Netscape' && browserVer >= 3)
        {
	        toolkit = java.awt.Toolkit.getDefaultToolkit();
	        screen_size = toolkit.getScreenSize();
            screenSize['w']=screen_size.width;
            screenSize['h']=screen_size.height;
            sw=screenSize['w'];
            sh=screenSize['h'];
        }
        else
        {
            sw=screen.width;;
            sh=screen.width;;
        }
    }

return;
}

function pngIEfix(mImatge,esIE)
{
    var pF='';
    if(!esIE)
    {
        pF="<img id='"+mImatge['imatgeId']+"' "+mImatge['onMouseover']+" "+mImatge['onMouseout']+"  src=\""+mImatge['path']+"\" style=\""+mImatge['cursor']+";\">";
    }
    else
    {
        pF="<div id='"+mImatge['imatgeId']+"' "+mImatge['onMouseover']+" "+mImatge['onMouseout']+"  style=\"display:inline-block; "+mImatge['cursor']+"  width:"+mImatge[sw+'widthPx']+"px; height:"+mImatge[sw+'heightPx']+"px; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'"+mImatge['path']+"\'); \"></div>";
    }
        document.writeln(pF);
return;
}


allowedCharsEmail='0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.@';
emailNeededCharacters='@.';
function testName(elmId,asValue)
{
    isValid=false;
    mText['tN_valor_buit']=new Array();
    mText['tN_valor_buit']['cat']="Nom: Cal que introduiu un valor";
    mText['tN_valor_buit']['esp']="Nombre: Es necesario introducir un valor";
    mText['tN_email is not valid']=new Array();
    mText['tN_email is not valid']['cat']="Cal introduir un email vàl.lid";
    mText['tN_email is not valid']['esp']="Es necesario introducir un email válido";
    value=document.getElementById(elmId).value;

    if(asValue=='name' || asValue=='email' || asValue=='textArea')
    {
        if(value.length==0)
        {
            alert(mText['tN_valor_buit'][idioma]);
            return false;
        }
    }

    if(asValue=='email')
    {
        allowedChars=allowedCharsEmail;
        //check for prohibited characters
        for(i=0;i<value.length;i++)
        {
            for(j=0;j<allowedChars.length;j++)
            {
                if(value.charAt(i)==allowedChars.charAt(j)){isValid=true;}
            }
            if(!isValid)
            {
                alert(mText['tN_email is not valid'][idioma]);
                return false;
            }
            isValid=false;
        }
        //check for needed characters
        for(i=0;i<emailNeededCharacters.length;i++)
        {
            if(value.indexOf(emailNeededCharacters.charAt(i))<0)
            {
                alert(mText['tN_email is not valid'][idioma]);
                return false;
            }
        }
        //check for minimum length
        if(value.length<5)
        {
            alert(mText['tN_email is not valid'][idioma]);
            return false;
        }

    }

return true;
}

function setTagElementsFontSize(tagName,fontSize)
{
   mTagElements=document.getElementsByTagName(tagName);
   for(j=0;j<mTagElements.length;j++)
   {
       //mTagElements[i].style.fontFamily='Verdana';
       mTagElements[j].style.fontSize=fontSize;
   }
return;
}