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var uls = (document.getElementById('toc').getElementsByTagName('ul'))[0].getElementsByTagName('ul'); | var uls = (document.getElementById('toc').getElementsByTagName('ul'))[0].getElementsByTagName('ul'); | ||
alert(uls[0].clientWidth); | |||
for(var i=0; var len=uls.length; i<len; ++i) { | for(var i=0; var len=uls.length; i<len; ++i) { | ||
alert(uls[i].clientWidth); | alert(uls[i].clientWidth); | ||
} | } |