//Specify affected tags. Add or remove from list:
var tgs = new Array('td','tr','span','p','h3','ul','ol');


//Specify spectrum of different font sizes:
//var szs = new Array( 'x-small','small','medium','large','x-large');
var szs = new Array( '90%','95%','100%','110%','120%');
var szs1 = new Array( '11px','14px','16px','22px','30px');
var startSz = 2;

var excluded = new Array('zoneOnglets','filAriane','encours','fondSubMenu');

function ts( trgt,inc )
{
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	
	sz += inc;
	if ( sz < 0 ) sz = 0;
	if ( sz > 4 ) sz = 4;
	startSz = sz;
	

	
	
	if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];
	//cEl.style.fontSize = szs[ sz ];
	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );		
		for ( j = 0 ; j < cTags.length ; j++ )
		{
			
			var strToCheck = (cTags[j]).className;
			if (!(in_array(strToCheck, excluded)))
			{
				cTags[ j ].style.fontSize = szs[ sz ];
				jQuery(cTags[ j ]).css("line-height", szs1[ sz ]);
			}	
		}
	}
}


function in_array(string, array)
{
   for (i = 0; i < array.length; i++)
   {
      if(array[i] == string)
      {
        return true;
     }
   }
return false;
}