How to press enter key

	<script type="text/javascript"> function onclickbtn(buttonName,e)
	{
	//the purpose of this function is to allow the enter key to
	//point to the correct button to click.
	var key;
	if(window.event)
	key = window.event.keyCode; //IE
	else
	key = e.which; //Firefox
	if (key == 13)
	{
	var btn = document.getElementById(buttonName); //Get the button the user wants to have clicked
	if (btn != null)
	{ //If we find the button click it
	btn.click();
	event.keyCode = 0
	}
	}
	}
	</script> --------------------------------------------------------------------- In Html <input name="ctl00$ContentPlaceHolder1$pwd" type="password" id="ctl00_ContentPlaceHolder1_pwd" onKeyPress="onclickbtn('ctl00_ContentPlaceHolder1_LoginBtn1',event)" style="width:75%;" /></td>