<!--

function open_page(id)
{
	var winTop = screen.height/2;
	var winLeft = screen.width/2;
	var windowFeatures = "width=500, height=400,";
	var features;

	windowFeatures = windowFeatures + "left=" + (winLeft - 500) + ",";
	windowFeatures = windowFeatures + "top=" + (winTop - 400) + ",";
	windowFeatures = windowFeatures + "scrollbars=yes";

	newWindow = window.open("data/reader.php?id=" + id,"myWindow_",windowFeatures);
	}

function check_input(obj)
{
	obj.value = obj.value.toLowerCase();
	}

//-->