function popWin(strURL, strWinName, intWidth, intHeight, blnScrollbars, strCustomParams){
	var intLeft = (screen.width-intWidth)/2;
	var intTop = (screen.height-intHeight)/2;
	var strSettings, intWin;

	strSettings = "height="+ intHeight + ",";
	strSettings += "width="+ intWidth + ",";
	strSettings += "top=" + intTop + ",";
	strSettings += "left=" + intLeft + ",";
	strSettings += "scrollbars=" + blnScrollbars;
	if (strCustomParams && strCustomParams.length) {
		strSettings += "," + strCustomParams;
  	}
	
  intWin = window.open(strURL, strWinName, strSettings);
}

/*
	Insert any predefined pop up window functions here.
*/