function initArray() {
	this.length = initArray.arguments.length;
	for (var i = 0; i < this.length; i++) {
  		this[i] = initArray.arguments[i]; }
}
function checkIt(val) {
var goodnum = current+val;
if (goodnum < 0) 
	{	document.jscriptimg.src = picz[goodnum + picz.length];
		current = picz.length-1; 
			}
else if (goodnum > picz.length-1) 
	{	document.jscriptimg.src = picz[goodnum - picz.length];
		current = 0; }
else {	document.jscriptimg.src = picz[goodnum];
		current = goodnum; }
}