ul.dropdown li.b1 {background:url(images/images/button1.jpg) 0px 0px no-repeat transparent; height:108px;width:57px;}
ul.dropdown li.b1:hover{ background:url(images/images/button1_alt.jpg); color: black; position: relative; }
ul.dropdown li.b2 {background:url(images/images/button2.jpg) 0px 0px no-repeat transparent; height:92px;width:66px;}
ul.dropdown li.b2:hover{ background:url(images/images/button2_alt.jpg); color: black; position: relative; }
ul.dropdown li.b3 {background:url(images/images/button3.jpg) 0px 0px no-repeat transparent; height:97px;width:78px;}
ul.dropdown li.b3:hover{ background:url(images/images/button3_alt.jpg); color: black; position: relative; }
ul.dropdown li.b4 {background:url(images/images/button4.jpg) 0px 0px no-repeat transparent; height:122px;width:68px;}
ul.dropdown li.b4:hover{ background:url(images/images/button4_alt.jpg); color: black; position: relative; }
ul.dropdown li.b5{background:url(images/images/button5.jpg) 0px 0px no-repeat transparent; height:146px;width:86px;}
ul.dropdown li.b5:hover{ background:url(images/images/button5_alt.jpg); color: black; position: relative; }
ul.dropdown li.b6{background:url(images/images/button6.jpg) 0px 0px no-repeat transparent; height:158px;width:87px;}
ul.dropdown li.b6:hover{ background:url(images/images/button6_alt.jpg); color: black; position: relative; }
ul.dropdown li.b7{background:url(images/images/button7.jpg) 0px 0px no-repeat transparent; height:158px;width:62px;}
ul.dropdown li.b7:hover{ background:url(images/images/button7_alt.jpg); color: black; position: relative; }