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var bleconsron = new Image();bleconsron.src ="images/bleconsr.jpg";}
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var bexercicesron = new Image(); bexercicesron.src = "images/bexercicesr.jpg";}
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var bcopiesron = new Image(); bcopiesron.src = "images/bcopiesr.jpg";}
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if (document.images) {var bvarietesroff = new Image();bvarietesroff.src = "images/bvarietes.jpg";
var bvarietesron = new Image();bvarietesron.src =  "images/bvarietesr.jpg";}
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var brechron = new Image(); brechron.src = "images/brechr.gif";}
if (document.images) {var bcontactsroff = new Image();bcontactsroff.src = "images/bcontacts.jpg";
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if (document.images) {var bauteursroff = new Image();bauteursroff.src = "images/bauteurs.jpg";
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