function randomContent() {
	
var chosenImage = new Array();

chosenImage[1]="1.jpg";
chosenImage[2]="2.jpg";
chosenImage[3]="3.jpg";
chosenImage[4]="4.jpg";
chosenImage[5]="5.jpg";
chosenImage[6]="6.jpg";

var getRan = Math.floor(Math.random()*chosenImage.length); if(getRan==0) {getRan=1};

document.write('<img src="random_img/' + chosenImage[getRan] + '" border="0">');

}