function insertsmile(smile)
{
	var textArea = document.getElementById("contents")
	var selectedTextLength = 0
	var canCreateTextRange = textArea.createTextRange
	
	if (canCreateTextRange)
	{
		textArea.focus(textArea.caretPos)
		textArea.caretPos = document.selection.createRange().duplicate()
		selectedTextLength = textArea.caretPos.text.length
	}
	smile = "{" + smile + "}"
	if (canCreateTextRange)
	{
		textArea.caretPos.text = smile
	}
	else
	{
		textArea.value += smile
	}
}