Single selection checkbox javascript

Javascript:

 function singleSelectCheckbox(checkbox) {  
       var cbs = document.getElementsByTagName('input');  
       for(var i=0; i < cbs.length; i++) {  
             if(cbs[i].type == 'checkbox') {  
                   if (cbs[i].id == checkbox.id) {    
             continue;  
                   }  
                   else{  
                        cbs[i].checked = false;   
                        }  
                   }  
            }  
        }  

In html page, give different ids to each checkboxes