function randomImage(){
	back=new Array(80);
	back[0]="img/topimg0.jpg";
	back[1]="img/topimg1.jpg";
	back[2]="img/topimg2.jpg";
	back[3]="img/topimg3.jpg";
	back[4]="img/topimg4.jpg";
	back[5]="img/topimg5.jpg";
	back[6]="img/topimg6.jpg";
	back[7]="img/topimg7.jpg";
	back[8]="img/topimg8.jpg";
	back[9]="img/topimg9.jpg";
	back[10]="img/topimg10.jpg";
	back[11]="img/topimg11.jpg";
	back[12]="img/topimg12.jpg";
	back[13]="img/topimg13.jpg";
	back[14]="img/topimg14.jpg";
	back[15]="img/topimg15.jpg";
	back[16]="img/topimg16.jpg";
	back[17]="img/topimg17.jpg";
	back[18]="img/topimg18.jpg";
	back[19]="img/topimg19.jpg";
	back[20]="img/topimg20.jpg";
	back[21]="img/topimg21.jpg";
	back[22]="img/topimg22.jpg";
	back[23]="img/topimg23.jpg";
	back[24]="img/topimg24.jpg";
	back[25]="img/topimg25.jpg";
	back[26]="img/topimg26.jpg";
	back[27]="img/topimg27.jpg";
	back[28]="img/topimg28.jpg";
	back[29]="img/topimg29.jpg";
	back[30]="img/topimg30.jpg";
	back[31]="img/topimg31.jpg";
	back[32]="img/topimg32.jpg";
	back[33]="img/topimg33.jpg";
	back[34]="img/topimg34.jpg";
	back[35]="img/topimg35.jpg";
	back[36]="img/topimg36.jpg";
	back[37]="img/topimg37.jpg";
	back[38]="img/topimg38.jpg";
	back[39]="img/topimg39.jpg";
	back[40]="img/topimg40.jpg";
	back[41]="img/topimg41.jpg";
	back[42]="img/topimg42.jpg";
	back[43]="img/topimg43.jpg";
	back[44]="img/topimg44.jpg";
	back[45]="img/topimg45.jpg";
	back[46]="img/topimg46.jpg";
	back[47]="img/topimg47.jpg";
	back[48]="img/topimg48.jpg";
	back[49]="img/topimg49.jpg";
	back[50]="img/topimg50.jpg";
	back[51]="img/topimg51.jpg";
	back[52]="img/topimg52.jpg";
	back[53]="img/topimg53.jpg";
	back[54]="img/topimg54.jpg";
	back[55]="img/topimg55.jpg";
	back[56]="img/topimg56.jpg";
	back[57]="img/topimg57.jpg";
	back[58]="img/topimg58.jpg";
	back[59]="img/topimg59.jpg";
	back[60]="img/topimg60.jpg";
	back[61]="img/topimg61.jpg";
	back[62]="img/topimg62.jpg";
	back[63]="img/topimg63.jpg";
	back[64]="img/topimg64.jpg";
	back[65]="img/topimg65.jpg";
	back[66]="img/topimg66.jpg";
	back[67]="img/topimg67.jpg";
	back[68]="img/topimg68.jpg";
	back[69]="img/topimg69.jpg";
	back[70]="img/topimg70.jpg";
	back[71]="img/topimg71.jpg";
	back[72]="img/topimg72.jpg";
	back[73]="img/topimg73.jpg";
	back[74]="img/topimg74.jpg";
	back[75]="img/topimg75.jpg";
	back[76]="img/topimg76.jpg";
	back[77]="img/topimg77.jpg";
	back[78]="img/topimg78.jpg";
	back[79]="img/topimg79.jpg";
	back[80]="img/topimg80.jpg";
	back[81]="img/topimg81.jpg";
	MyBack=Math.floor(82*Math.random());
	MyBack2=Math.floor(82*Math.random());
	MyBack3=Math.floor(82*Math.random());
	MyBack4=Math.floor(82*Math.random());
	MyBack5=Math.floor(82*Math.random());
	MyBack6=Math.floor(82*Math.random());
	MyBack7=Math.floor(82*Math.random());
	MyBack8=Math.floor(82*Math.random());
	MyBack9=Math.floor(82*Math.random());
	MyBack10=Math.floor(82*Math.random());
	MyBack11=Math.floor(82*Math.random());
	MyBack12=Math.floor(82*Math.random());
	document.write ('<style type="text/css"><!-- #menutable {background-image:url("'+ back[MyBack] +'");} --></style>');


}