// JavaScript Document

function changeres(id)
{
	if((screen.width<=800)||(screen.height<=600))
	{
		 identity=document.getElementById(id);
		 identity.className=body1;
	}
	else if ((screen.width<=1024)||(screen.height<=768))
	{
		identity=document.getElementById(id);
		identity.className=body2;
	}
	else if ((screen.width<=1280)||(screen.height<=1024))
	{
		identity=document.getElementById(id);
		identity.className=body3;
	}
	else if ((screen.width<=1600)||(screen.height<=1280))
	{
		identity=document.getElementById(id);
		identity.className=body4;
	}
	else
	{
		identity=document.getElementById(id);
		identity.className=body5;
	}
}