// JavaScript Document
function OpenFileUpload(FileField, ExtList)
{
	var NowForm  = document.forms[0];
	var NowField = eval("NowForm." + FileField);
	var LastFile = NowField.value;
	
	var wx = 315;
	var wy = 150;

	var sx = screen.width;
	var sy = screen.height;

	var NewX = (sx - wx) / 2;
	var NewY = (sy - wy) / 2;
	
	NowURL = "Public/FileUpload.aspx"
	       + "?LASTFILE=" + LastFile
		   + "&EXT=" + ExtList
		   + "&FIELD=" + FileField;

	window.open(NowURL, 
				"FileUpload",
				"left="   + NewX + ","
			  + "top="    + NewY + "," 
			  + "width="  + wx + ","
			  + "height=" + wy + ","
			  + "toolbar=no,location=no,status=no");
}