body{padding:0; margin:0;}
.top_bg{ background:url(images/top_bg.jpg) left bottom repeat-x; height:6px; width:100%;}
.bottom_bg{ background: url(images/bottom_bg.jpg) left top repeat-x; height:6px; width:100%;}
.mid_left{ background:url(images/mid_left_cor.jpg) left top repeat-y; height:100%;}
.mid_right{ background: url(images/mid_right_cor.jpg) right top repeat-y; height:100%;}