.comlist {
	width:640px; 
	float:left;
}

.column0 {
	float:left;
	width:170px;
}

.column1 {
	float:left;
	width:170px;
}

.column2 {
	float:left;
	width:170px
}

.column3 {
	width:300px; 
	float:right;
}