function SetStyles()
{
var str;
	ns4 = (document.layers)? true:false;
	ie4 = (document.all)? true:false;
	if(ns4)
	{
		str="<style type='text/css'>";
		str=str+ "a.OptionItem{color:Blue}";
		str=str+ "</style>";
		
	}
	else if(ie4)
	{
		str="<style type='text/css'>";
		//str=str+ "a.OptionItem:hover {color : Yellow}";
		str=str+ "a.OptionItem{text-decoration:none}";
		str=str+ "a.OptionItem{color:Blue}";
		str=str+ "</style>";
	}
	return str;
}