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´ó²¿·Ö CSS Hack ¶¼ÊÇÕë¶Ô IE µÄ£¬ÕâÊÇÓÃÓÚÎÒÃÇµÄ IE "¼áÇ¿"ËùÖ£¬ÓÈÆäÊÇ IE6¡£
#test {
    color:red; /*ËùÓÐä¯ÀÀÆ÷*/
    +color:blue; /*ËùÓÐ IE */
    _color:green; /*IE 6¼°ÒÔÏÂ*/
    _color /**/:pink; /*IE 5*/
}
ÓÉÓÚ CSS ÊǺóÃæµÄ¸²¸ÇÇ°ÃæµÄ¡£ËùÒÔÒÔÉÏ CSS ·Ö±ð¶ÔÓ¦ ·ÇIE£¬IE7,8£¬IE6£¬IE5¡£ÒÔÉÏ Hack »ù±¾¿ÉÒÔÂú×ãÐèÇó¡£
²»¹ý IE »¹ÓÐһЩÆäËûµÄ Hack¡£
\9 Hack:
#test {
    color:red; /*ËùÓÐä¯ÀÀÆ÷*/
    +color:blue\9; /*IE 5 ÒÔÉÏ*/
}
ÔÚÊôÐÔºóÃæ¼Ó¸ö "\9" ¾Í¿ÉÒÔÁË¡£Äã¿ÉÄÜ»áÆæ¹Ö£ºÆäËûµÄÊý×Ö²»ÐÐÂð£¿ÎÒÊÔÁËÏ£¬ºÃÏñÊDz»ÐУ¬²»¹ý 9 Ç°Ãæ¿ÉÒÔ¼Ó¼¸¸ö 0¡£ÎÒ¾õµÃÕâ¸ö²»±ØÉ£¬ÄÜÓþÍÐÐÁË¡£
* html Hack:
#test { /*ËùÓÐä¯ÀÀÆ÷*/
    color:red;
}
* html #test { /*IE 6¼°ÒÔÏÂ*/
    color:blue;
}
Õâ¸ö Hack ÓÃÓÚÇø·Ö IE6 ºÍÆäËûä¯ÀÀÆ÷¡£ÔÚ CSS ÊôÐԱȽ϶àµÄÇé¿öϱȽÏÓÐÓá£ÖµµÃÒ»ÌáµÄÊÇ£¬Õâ¸ö Hack ÊÇ·ûºÏ±ê×¼µÄ¡£
[xmlns] Hack:
¸Õ¸ÕµÄ "* html" Hack ÊÇ IE6¼°ÒÔÏÂÖ§³Ö£¬ÆäËûä¯ÀÀÆ÷²»Ö§³Ö¡£ "[xmlns]" Hack ¸ÕºÃÏà·´¡£
[xmlns] #test { /*IE 6¼°ÒÔϲ»Ö§³Ö*/
    color:green;
}
×¢Ò⣺Õâ¸ö Hack ÒªÇóHTML ±ØÐëÒªÓÐ< !DOCTYPE >Í·²¿ÒÔ¼°ÓÐxmlnsÊôÐԲŻáÆð×÷Óᣲ»¹ýÕâ¸öÎÊÌâËÆºõ²»´ó£¬ÏÖÔÚ¾ø´ó²¿·ÖÍøÒ³¶¼ÓÐÕâÁ½¸ö¶«¶«£¬°üÀ¨ Dreamweaver ĬÈÏн¨µÄÍøÒ³¶¼»á×Ô¶¯¼ÓÉÏ
Mac ÏÂ IE Hack:
/*\*//*/
#test {
    color:blue;
}
/**/
¶þ) Õë¶Ô Gecko(Firefox, Netscape) µÄ Hack
@-moz-document url-prefix(){
    #test {
        color:yellow;
    }
}
°üº¬ÔÚ @-moz-document url-prefix(){} Ö®¼äµÄ CSS Ö»ÓÐ Gecko Äں˵Ää¯ÀÀÆ÷²Å»áÖ§³Ö¡£ËùÒÔ¶ÔÓÚ Firefox ¿ÉÒÔÓÃÕâ¸ö Hack¡£
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