function changeStyle(objDiv, newStyle){
	document.getElementById(objDiv).className = newStyle;	
}

function showHideDiv(id){
	if(eval("document.getElementById('" + id + "').style.display == 'block'")){
		eval("document.getElementById('" + id + "').style.display = 'none'")
	}else{
		eval("document.getElementById('" + id + "').style.display = 'block'")	
	}
}