function replaceContent(show) {

var display = new Array();
display[1] = "<img src=\"v/vspfiles/templates/livewall/images/homepage/main_graphic01.jpg\" />";
display[2] = "<img src=\"v/vspfiles/templates/livewall/images/homepage/main_graphic02.jpg\" />";
display[3] = "<img src=\"v/vspfiles/templates/livewall/images/homepage/main_graphic03.jpg\" />";

document.getElementById("main_graphic").innerHTML = display[show];

}