if (parseInt(navigator.appVersion.substring(0,1))>=3) {//3.0 or greater.

//indice
preview=new Image();
logo1=new Image();
logo2=new Image();
logo3=new Image();
logo4=new Image();
logo5=new Image();
logo6=new Image();
logo7=new Image();
logo8=new Image();
logo9=new Image();
logo10=new Image();



//Immagini centrali

logo1.src="images/tv-afrika.jpg";
logo2.src="images/tv-america.jpg";
logo3.src="images/tv-andrea.jpg";
logo4.src="images/tv-atelier.jpg";
logo5.src="images/tv-maverick.jpg";
logo6.src="images/tv-monte.jpg";
logo7.src="images/tv-mp3-legno.jpg";
logo8.src="images/tv-mp3-marmo.jpg";
logo9.src="images/tv-wales-legno.jpg";
logo10.src="images/tv-wales-nero.jpg";




//Immagini principali

preview.src="images/preview.gif";

}

function display_n(num) {
if (parseInt(navigator.appVersion.substring(0,1))>=3) {//3.0 or greater.
 if (num=="1") {document.images['foto'].src=preview.src;}
 if (num=="2") {document.images['foto'].src=preview.src;}
 if (num=="3") {document.images['foto'].src=preview.src;}
 if (num=="4") {document.images['foto'].src=preview.src;}
 if (num=="5") {document.images['foto'].src=preview.src;}
 if (num=="6") {document.images['foto'].src=preview.src;}
 if (num=="7") {document.images['foto'].src=preview.src;}
 if (num=="8") {document.images['foto'].src=preview.src;}
 if (num=="9") {document.images['foto'].src=preview.src;}
 if (num=="10") {document.images['foto'].src=preview.src;}


 }
}

function display_h(num) {
if (parseInt(navigator.appVersion.substring(0,1))>=3) {//3.0 or greater.
 if (num=="1") {document.images['foto'].src=logo1.src;}
 if (num=="2") {document.images['foto'].src=logo2.src;}
 if (num=="3") {document.images['foto'].src=logo3.src;}
 if (num=="4") {document.images['foto'].src=logo4.src;}
 if (num=="5") {document.images['foto'].src=logo5.src;}
 if (num=="6") {document.images['foto'].src=logo6.src;}
 if (num=="7") {document.images['foto'].src=logo7.src;}
 if (num=="8") {document.images['foto'].src=logo8.src;}
 if (num=="9") {document.images['foto'].src=logo9.src;}
 if (num=="10") {document.images['foto'].src=logo10.src;}
 

}
}