Como hacer compatible el float left con IE6

[gVenom]

Pero a mi me las tira vertical. Hay algo erróneo en el código?

Código HTML:

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        <span class="style2">Welcome to our website...</span> <img src="images/mom.jpg" alt="mom" width="140" height="170" class="img_grande">
        <p class="style3">We are No Regrets, Inc., a Christian based, community organization providing support services to pregnant and single parent teens and young adults who are currently enrolled in school in pursuit of a high school diploma, GED, technical or undergraduate degree.</p>
        <p class="style3">We help our clients to finish high school, enroll and/or graduate from college and to achieve the goals and dreams they have despite the various and perplexing challenges they may face during parenting.</p>
        <p class="style3">We offer many great programs including mentoring, case management, child care services, parenting classes, nutrition and health risk education, community referrals and an opportunity for community engagement through volunteer work.</p>
        <p class="style3">If you are a teen or young adult single parent, we may be able to help you!  Submit a help request by accessing the &quot;get help&quot; link at the top of this page.</p>
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