function myOpenWindowCode()
		{
		  var oWin = window.open("http://www.google.com", '_blank');
					if (oWin) {
						if (oWin.focus) oWin.focus();
						return false;
					}
					oWin = null;
					return true;
		}

Call this function with a URL and it will open it in a new browser window. Its synonymous to auto clicking a link with the target="_blank" attribute set.

Function to Open URL's in a new browser window

JavaScript