isamap = new Object();
function openPic (url,name,wide,high) {
	var window_top = (screen.height-high)/2;
    var window_left = (screen.width-wide)/2;
	var newWindow = window.open('' + url + '',''+ name +'','height=' + high +',width=' + wide + ',top=' + window_top + ',left=' + window_left + '');
  }