if(navigator.appName == "Microsoft Internet Explorer")
{
	var rules = document.styleSheets[0].rules;
	if (rules)
	{
		for (i = 0; i < rules.length; i++)
			if (rules[i].selectorText.toLowerCase() == "button")
			{
				rules.item(i).style.paddingLeft = "8px";
				rules.item(i).style.paddingRight = "8px";
			}
		document.styleSheets[0].addRule("embed", "margin-left: 20px");
	}
}

if(navigator.appName == "Netscape")
{
	var rules = document.styleSheets[0].cssRules;
	if (rules)
		for (i = 0; i < rules.length; i++)
			if (rules[i].selectorText.toLowerCase() == "button")
				rules[i].style.paddingBottom = "1px";
}	
	
if(navigator.appName == "Opera")
{
	var rules = document.styleSheets[0].cssRules;
	if (rules)
		for (i = 0; i < rules.length; i++)
			if (rules[i].selectorText.toLowerCase() == "button")
			{
				rules[i].style.paddingTop = "2px";
				rules[i].style.paddingLeft = "25px";
				rules[i].style.paddingRight = "25px";
			}
}