internet explorer 7 - jquery val().length causing error in ie7 -


in following line getting error "object doesn't support property or method" in ie7.

if($("#"+id+"_txt").val().length > 0) {     ........... }

anybody know problem is?

thanks

var id=''; id= $("#"+id+"_txt").val(); if(id.length > 0) {    //do }

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