////////////////////////////////////////////////////////////////////////////////
//    FONCTIONS pour la page de contact redéfinissant celles du main          //
////////////////////////////////////////////////////////////////////////////////

function initCurtains(){   
    Element.setStyle("curtain_1", {width: '3000px', height: px(window_h), top: px(-window_h), left: '0px' } );      
    Element.setStyle("curtain_2", {width: '3000px', height: px(window_h), top: px(window_h),  left: '0px' } );        
    
    new Effect.Move('curtain_1', {delay:0, duration: 1.5, y:(window_h+80), mode: 'relative'});
    new Effect.Opacity('curtain_1', {delay:0, duration: 1.5, from : 0, to : 0.75 } );
    new Effect.Move('curtain_2', {delay:0, duration: 1.5, x: 0, y:-(window_h+80), mode: 'relative' });
    new Effect.Opacity('curtain_2', {delay:0, duration: 1.5, from : 0, to : 0.75 } );      
    
    new Effect.Appear('content', {delay:1.5, duration: 0 } );    
    
    window.setTimeout(function() {
                          Element.setStyle("curtain_2", {top: '', bottom: '90px'} );    
                          Element.setStyle("address", {visibility: 'visible'} );
                      }, 1500); 
    
}