var theme=new Array(5)

theme[0]="<link rel='stylesheet' type='text/css' href='css/style1.css'>"
theme[1]="<link rel='stylesheet' type='text/css' href='css/style2.css'>"
theme[2]="<link rel='stylesheet' type='text/css' href='css/style3.css'>"
theme[3]="<link rel='stylesheet' type='text/css' href='css/style4.css'>"
theme[4]="<link rel='stylesheet' type='text/css' href='css/style5.css'>"


document.write(theme[Math.floor(Math.random()*5)])