function viewPic(img)
{ 	
    picfile = new Image(); 
    picfile.src =(img); 
    fileCheck(img); 
}

function fileCheck(img)
{ 	
    if( (picfile.width!=0) && (picfile.height!=0) )
    { 
        makeWindow(img); 
    }
    else 
    {
        funzione="fileCheck('"+img+"')"; 
        intervallo=setTimeout(funzione,10); 
    }
}

function makeWindow(img)
{ 	
    ht = picfile.height + 30;
    wd = picfile.width + 20; 

    var args= "height=" + ht + ",innerHeight=" + ht;
    args += ",width=" + wd + ",innerWidth=" + wd;
    if (window.screen) 
    { 
        var avht = screen.availHeight; 
        var avwd = screen.availWidth;
        var xcen = (avwd - wd) / 2; 
        var ycen = (avht - ht) / 2;
        args += ",left=" + xcen + ",screenX=" + xcen;
        args += ",top=" + ycen + ",screenY=" + ycen + ",resizable=yes"; 	
    }
    return window.open(img, '', args); 
} 

function openNewWindow(link){
    var NS = (document.layers) ? true : false;
    if(NS && link.search("vasa.htm") != -1) {
        newWin=window.open ("vasa2.htm","newWin","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=600,height=600");
    }
    else{
        openNewWin=window.open (link,"newWin","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=520,height=600");      
    }
}